diff --git a/plugins/fossil/CMakeLists.txt b/plugins/fossil/CMakeLists.txt
index ad94bb90ab5..0b58b165262 100644
--- a/plugins/fossil/CMakeLists.txt
+++ b/plugins/fossil/CMakeLists.txt
@@ -12,7 +12,7 @@ add_qtc_plugin(Fossil
   DEPENDS Qt5::Widgets QtCreator::ExtensionSystem QtCreator::Utils
   SOURCES
     annotationhighlighter.cpp annotationhighlighter.h
-    branchinfo.cpp branchinfo.h
+    branchinfo.h
     commiteditor.cpp commiteditor.h
     configuredialog.cpp configuredialog.h configuredialog.ui
     constants.h
@@ -25,6 +25,6 @@ add_qtc_plugin(Fossil
     fossilsettings.cpp fossilsettings.h
     pullorpushdialog.cpp pullorpushdialog.h pullorpushdialog.ui
     revertdialog.ui
-    revisioninfo.cpp revisioninfo.h
+    revisioninfo.h
     wizard/fossiljsextension.cpp wizard/fossiljsextension.h
 )
diff --git a/plugins/fossil/annotationhighlighter.cpp b/plugins/fossil/annotationhighlighter.cpp
index a910bb7dd68..92aee0959ed 100644
--- a/plugins/fossil/annotationhighlighter.cpp
+++ b/plugins/fossil/annotationhighlighter.cpp
@@ -44,7 +44,7 @@ QString FossilAnnotationHighlighter::changeNumber(const QString &block) const
     QRegularExpressionMatch changesetIdMatch = m_changesetIdPattern.match(block);
     if (changesetIdMatch.hasMatch())
         return changesetIdMatch.captured(1);
-    return QString();
+    return {};
 }
 
 } // namespace Internal
diff --git a/plugins/fossil/branchinfo.cpp b/plugins/fossil/branchinfo.cpp
deleted file mode 100644
index 08cdd26e85f..00000000000
--- a/plugins/fossil/branchinfo.cpp
+++ /dev/null
@@ -1,57 +0,0 @@
-/****************************************************************************
-**
-** Copyright (c) 2018 Artur Shepilko
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-
-#include "branchinfo.h"
-
-namespace Fossil {
-namespace Internal {
-
-BranchInfo::BranchInfo(const QString &name, BranchFlags flags) :
-    m_name(name),
-    m_flags(flags)
-{ }
-
-const QString &BranchInfo::name() const
-{
-    return m_name;
-}
-
-bool BranchInfo::isCurrent() const
-{
-    return m_flags.testFlag(Current);
-}
-
-bool BranchInfo::isClosed() const
-{
-    return m_flags.testFlag(Closed);
-}
-
-bool BranchInfo::isPrivate() const
-{
-    return m_flags.testFlag(Private);
-}
-
-} // namespace Internal
-} // namespace Fossil
diff --git a/plugins/fossil/branchinfo.h b/plugins/fossil/branchinfo.h
index 034280b4dd4..336ea9ec46c 100644
--- a/plugins/fossil/branchinfo.h
+++ b/plugins/fossil/branchinfo.h
@@ -40,17 +40,10 @@ public:
     };
     Q_DECLARE_FLAGS(BranchFlags, BranchFlag)
 
-    explicit BranchInfo(const QString &name = QString(), BranchFlags flags = {});
+    bool isCurrent() const { return flags.testFlag(Current); }
 
-public:
-    const QString &name() const;
-    bool isCurrent() const;
-    bool isClosed() const;
-    bool isPrivate() const;
-
-private:
-    QString m_name;
-    BranchFlags m_flags;
+    QString name;
+    BranchFlags flags;
 };
 
 Q_DECLARE_OPERATORS_FOR_FLAGS(BranchInfo::BranchFlags)
diff --git a/plugins/fossil/commiteditor.cpp b/plugins/fossil/commiteditor.cpp
index 58d62144456..ac12ae128f6 100644
--- a/plugins/fossil/commiteditor.cpp
+++ b/plugins/fossil/commiteditor.cpp
@@ -59,8 +59,7 @@ void CommitEditor::setFields(const QString &repositoryRoot, const BranchInfo &br
     m_fileModel = new VcsBase::SubmitFileModel(this);
     m_fileModel->setRepositoryRoot(repositoryRoot);
     m_fileModel->setFileStatusQualifier([](const QString &status, const QVariant &)
-                                           -> VcsBase::SubmitFileModel::FileStatusHint
-    {
+                                           -> VcsBase::SubmitFileModel::FileStatusHint {
         if (status == Constants::FSTATUS_ADDED
             || status == Constants::FSTATUS_ADDED_BY_MERGE
             || status == Constants::FSTATUS_ADDED_BY_INTEGRATE) {
@@ -75,10 +74,11 @@ void CommitEditor::setFields(const QString &repositoryRoot, const BranchInfo &br
             return VcsBase::SubmitFileModel::FileRenamed;
         }
         return VcsBase::SubmitFileModel::FileStatusUnknown;
-    } );
+    });
 
     const QList<VcsBase::VcsBaseClient::StatusItem> toAdd = Utils::filtered(repoStatus,
-                [](const VcsBase::VcsBaseClient::StatusItem &item) { return item.flags != Constants::FSTATUS_UNKNOWN; });
+                [](const VcsBase::VcsBaseClient::StatusItem &item)
+    { return item.flags != Constants::FSTATUS_UNKNOWN; });
     for (const VcsBase::VcsBaseClient::StatusItem &item : toAdd)
             m_fileModel->addFile(item.file, item.flags);
 
diff --git a/plugins/fossil/configuredialog.cpp b/plugins/fossil/configuredialog.cpp
index a6e72b9dcaf..d169704d29f 100644
--- a/plugins/fossil/configuredialog.cpp
+++ b/plugins/fossil/configuredialog.cpp
@@ -40,9 +40,8 @@ public:
     RepositorySettings settings() {
         m_settings.user = m_ui.userLineEdit->text().trimmed();
         m_settings.sslIdentityFile = m_ui.sslIdentityFilePathChooser->filePath().toString();
-        m_settings.autosync =
-                (m_ui.disableAutosyncCheckBox->isChecked() ? RepositorySettings::AutosyncOff
-                                                           : RepositorySettings::AutosyncOn);
+        m_settings.autosync = m_ui.disableAutosyncCheckBox->isChecked()
+                ? RepositorySettings::AutosyncOff : RepositorySettings::AutosyncOn;
         return m_settings;
     }
 
diff --git a/plugins/fossil/fossil.qbs b/plugins/fossil/fossil.qbs
index e89b69171e3..0bab349e392 100644
--- a/plugins/fossil/fossil.qbs
+++ b/plugins/fossil/fossil.qbs
@@ -21,9 +21,9 @@ QtcPlugin {
         "fossileditor.cpp", "fossileditor.h",
         "annotationhighlighter.cpp", "annotationhighlighter.h",
         "pullorpushdialog.cpp", "pullorpushdialog.h", "pullorpushdialog.ui",
-        "branchinfo.cpp", "branchinfo.h",
+        "branchinfo.h",
         "configuredialog.cpp", "configuredialog.h", "configuredialog.ui",
-        "revisioninfo.cpp", "revisioninfo.h",
+        "revisioninfo.h",
         "fossil.qrc",
         "revertdialog.ui",
         "fossilcommitpanel.ui",
diff --git a/plugins/fossil/fossilclient.cpp b/plugins/fossil/fossilclient.cpp
index 2cbc1d602bc..f1cd0110f4f 100644
--- a/plugins/fossil/fossilclient.cpp
+++ b/plugins/fossil/fossilclient.cpp
@@ -287,11 +287,13 @@ QList<BranchInfo> FossilClient::branchListFromOutput(const QString &output, cons
     // Branch list format:
     // "  branch-name"
     // "* current-branch"
-    return Utils::transform(output.split('\n', Qt::SkipEmptyParts), [=](const QString &l) {
+    return Utils::transform(output.split('\n', Qt::SkipEmptyParts),
+                            [=](const QString &l) -> BranchInfo {
         const QString &name = l.mid(2);
-        QTC_ASSERT(!name.isEmpty(), return BranchInfo());
-        const BranchInfo::BranchFlags flags = (l.startsWith("* ") ? defaultFlags | BranchInfo::Current : defaultFlags);
-        return BranchInfo(name, flags);
+        QTC_ASSERT(!name.isEmpty(), return {});
+        const BranchInfo::BranchFlags flags = (l.startsWith("* ")
+                                               ? defaultFlags | BranchInfo::Current : defaultFlags);
+        return {name, flags};
     });
 }
 
@@ -351,7 +353,7 @@ QList<BranchInfo> FossilClient::synchronousBranchQuery(const FilePath &workingDi
     branches.append(branchListFromOutput(output, BranchInfo::Closed));
 
     std::sort(branches.begin(), branches.end(),
-          [](const BranchInfo &a, const BranchInfo &b) { return a.name() < b.name(); });
+          [](const BranchInfo &a, const BranchInfo &b) { return a.name < b.name; });
     return branches;
 }
 
@@ -377,7 +379,7 @@ RevisionInfo FossilClient::synchronousRevisionQuery(const FilePath &workingDirec
     // Query details of the given revision/check-out id,
     // if none specified, provide information about current revision
     if (workingDirectory.isEmpty())
-        return RevisionInfo();
+        return {};
 
     QStringList args("info");
     if (!id.isEmpty())
@@ -386,7 +388,7 @@ RevisionInfo FossilClient::synchronousRevisionQuery(const FilePath &workingDirec
     const CommandResult result = vcsSynchronousExec(workingDirectory, args,
                                                     RunFlags::SuppressCommandLogging);
     if (result.result() != ProcessResult::FinishedWithSuccess)
-        return RevisionInfo();
+        return {};
 
     const QString output = sanitizeFossilOutput(result.cleanedStdOut());
 
@@ -397,7 +399,7 @@ RevisionInfo FossilClient::synchronousRevisionQuery(const FilePath &workingDirec
     QString committer;
 
     const QRegularExpression idRx("([0-9a-f]{5,40})");
-    QTC_ASSERT(idRx.isValid(), return RevisionInfo());
+    QTC_ASSERT(idRx.isValid(), return {});
 
     const QString hashToken =
             QString::fromUtf8(supportedFeatures().testFlag(InfoHashFeature) ? "hash: " : "uuid: ");
@@ -406,7 +408,7 @@ RevisionInfo FossilClient::synchronousRevisionQuery(const FilePath &workingDirec
         if (l.startsWith("checkout: ", Qt::CaseInsensitive)
             || l.startsWith(hashToken, Qt::CaseInsensitive)) {
             const QRegularExpressionMatch idMatch = idRx.match(l);
-            QTC_ASSERT(idMatch.hasMatch(), return RevisionInfo());
+            QTC_ASSERT(idMatch.hasMatch(), return {});
             revisionId = idMatch.captured(1);
 
         } else if (l.startsWith("parent: ", Qt::CaseInsensitive)){
@@ -425,12 +427,12 @@ RevisionInfo FossilClient::synchronousRevisionQuery(const FilePath &workingDirec
     }
 
     // make sure id at least partially matches the retrieved revisionId
-    QTC_ASSERT(revisionId.startsWith(id, Qt::CaseInsensitive), return RevisionInfo());
+    QTC_ASSERT(revisionId.startsWith(id, Qt::CaseInsensitive), return {});
 
     if (parentId.isEmpty())
         parentId = revisionId;  // root
 
-    return RevisionInfo(revisionId, parentId, mergeParentIds, commentMsg, committer);
+    return {revisionId, parentId, mergeParentIds, commentMsg, committer};
 }
 
 QStringList FossilClient::synchronousTagQuery(const FilePath &workingDirectory, const QString &id)
@@ -609,12 +611,7 @@ QString FossilClient::synchronousTopic(const FilePath &workingDirectory)
         return {};
 
     // return current branch name
-
-    const BranchInfo branchInfo = synchronousCurrentBranch(workingDirectory);
-    if (branchInfo.name().isEmpty())
-        return {};
-
-    return branchInfo.name();
+    return synchronousCurrentBranch(workingDirectory).name;
 }
 
 bool FossilClient::synchronousCreateRepository(const FilePath &workingDirectory, const QStringList &extraOptions)
@@ -868,18 +865,11 @@ FossilClient::SupportedFeatures FossilClient::supportedFeatures() const
 
 void FossilClient::view(const QString &source, const QString &id, const QStringList &extraOptions)
 {
-    QStringList args("diff");
-
     const FilePath fPath = FilePath::fromString(source);
     const FilePath workingDirectory = fPath.isFile() ? fPath.absolutePath() : fPath;
 
-    RevisionInfo revisionInfo = synchronousRevisionQuery(workingDirectory,id);
-
-    args << "--from" << revisionInfo.parentId
-         << "--to" << revisionInfo.id
-         << "-v"
-         << extraOptions;
-
+    const RevisionInfo revisionInfo = synchronousRevisionQuery(workingDirectory,id);
+    const QStringList args{"diff", "--from", revisionInfo.parentId, "--to", revisionInfo.id, "-v"};
     const Id kind = vcsEditorKind(DiffCommand);
     const QString title = vcsEditorTitle(vcsCommandString(DiffCommand), id);
 
@@ -887,7 +877,7 @@ void FossilClient::view(const QString &source, const QString &id, const QStringL
                                                   VcsBaseEditor::getCodec(source), "view", id);
     editor->setWorkingDirectory(workingDirectory);
 
-    enqueueJob(createCommand(workingDirectory, editor), args);
+    enqueueJob(createCommand(workingDirectory, editor), args + extraOptions);
 }
 
 class FossilLogHighlighter : QSyntaxHighlighter
diff --git a/plugins/fossil/fossilclient.h b/plugins/fossil/fossilclient.h
index 6af10c05465..bc5d0bdc4f5 100644
--- a/plugins/fossil/fossilclient.h
+++ b/plugins/fossil/fossilclient.h
@@ -70,56 +70,51 @@ public:
     BranchInfo synchronousCurrentBranch(const Utils::FilePath &workingDirectory);
     QList<BranchInfo> synchronousBranchQuery(const Utils::FilePath &workingDirectory);
     RevisionInfo synchronousRevisionQuery(const Utils::FilePath &workingDirectory,
-                                          const QString &id = QString(),
-                                          bool getCommentMsg = false) const;
+                                          const QString &id = {}, bool getCommentMsg = false) const;
     QStringList synchronousTagQuery(const Utils::FilePath &workingDirectory, const QString &id = {});
     RepositorySettings synchronousSettingsQuery(const Utils::FilePath &workingDirectory);
     bool synchronousSetSetting(const Utils::FilePath &workingDirectory, const QString &property,
-                               const QString &value = QString(), bool isGlobal = false);
-    bool synchronousConfigureRepository(const Utils::FilePath &workingDirectory, const RepositorySettings &newSettings,
-                                        const RepositorySettings &currentSettings = RepositorySettings());
+                               const QString &value = {}, bool isGlobal = false);
+    bool synchronousConfigureRepository(const Utils::FilePath &workingDirectory,
+                                        const RepositorySettings &newSettings,
+                                        const RepositorySettings &currentSettings = {});
     QString synchronousUserDefaultQuery(const Utils::FilePath &workingDirectory);
     bool synchronousSetUserDefault(const Utils::FilePath &workingDirectory, const QString &userName);
     QString synchronousGetRepositoryURL(const Utils::FilePath &workingDirectory);
     QString synchronousTopic(const Utils::FilePath &workingDirectory);
     bool synchronousCreateRepository(const Utils::FilePath &workingDirectory,
-                                     const QStringList &extraOptions = QStringList()) final;
-    bool synchronousMove(const Utils::FilePath &workingDir,
-                         const QString &from, const QString &to,
-                         const QStringList &extraOptions = QStringList()) final;
-    bool synchronousPull(const Utils::FilePath &workingDir,
-                         const QString &srcLocation,
-                         const QStringList &extraOptions = QStringList()) final;
-    bool synchronousPush(const Utils::FilePath &workingDir,
-                         const QString &dstLocation,
-                         const QStringList &extraOptions = QStringList()) final;
+                                     const QStringList &extraOptions = {}) final;
+    bool synchronousMove(const Utils::FilePath &workingDir, const QString &from, const QString &to,
+                         const QStringList &extraOptions = {}) final;
+    bool synchronousPull(const Utils::FilePath &workingDir, const QString &srcLocation,
+                         const QStringList &extraOptions = {}) final;
+    bool synchronousPush(const Utils::FilePath &workingDir, const QString &dstLocation,
+                         const QStringList &extraOptions = {}) final;
     void commit(const Utils::FilePath &repositoryRoot, const QStringList &files,
-                const QString &commitMessageFile, const QStringList &extraOptions = QStringList()) final;
-    VcsBase::VcsBaseEditorWidget *annotate(
-            const Utils::FilePath &workingDir, const QString &file, const QString &revision = {},
-            int lineNumber = -1, const QStringList &extraOptions = QStringList()) final;
-    void log(const Utils::FilePath &workingDir, const QStringList &files = QStringList(),
-             const QStringList &extraOptions = QStringList(),
-             bool enableAnnotationContextMenu = false) final;
-    void logCurrentFile(const Utils::FilePath &workingDir, const QStringList &files = QStringList(),
-                        const QStringList &extraOptions = QStringList(),
+                const QString &commitMessageFile, const QStringList &extraOptions = {}) final;
+    VcsBase::VcsBaseEditorWidget *annotate(const Utils::FilePath &workingDir, const QString &file,
+                                           const QString &revision = {}, int lineNumber = -1,
+                                           const QStringList &extraOptions = {}) final;
+    void log(const Utils::FilePath &workingDir, const QStringList &files = {},
+             const QStringList &extraOptions = {}, bool enableAnnotationContextMenu = false) final;
+    void logCurrentFile(const Utils::FilePath &workingDir, const QStringList &files = {},
+                        const QStringList &extraOptions = {},
                         bool enableAnnotationContextMenu = false);
     void revertFile(const Utils::FilePath &workingDir, const QString &file,
-                    const QString &revision = QString(),
-                    const QStringList &extraOptions = QStringList()) final;
-    void revertAll(const Utils::FilePath &workingDir, const QString &revision = QString(),
-                   const QStringList &extraOptions = QStringList()) final;
+                    const QString &revision = {}, const QStringList &extraOptions = {}) final;
+    void revertAll(const Utils::FilePath &workingDir, const QString &revision = {},
+                   const QStringList &extraOptions = {}) final;
     bool isVcsFileOrDirectory(const Utils::FilePath &filePath) const;
     Utils::FilePath findTopLevelForFile(const Utils::FilePath &file) const final;
     bool managesFile(const Utils::FilePath &workingDirectory, const QString &fileName) const;
     unsigned int binaryVersion() const;
     QString binaryVersionString() const;
     SupportedFeatures supportedFeatures() const;
-    void view(const QString &source, const QString &id,
-              const QStringList &extraOptions = QStringList()) final;
+    void view(const QString &source, const QString &id, const QStringList &extraOptions = {}) final;
 
 private:
-    static QList<BranchInfo> branchListFromOutput(const QString &output, const BranchInfo::BranchFlags defaultFlags = {});
+    static QList<BranchInfo> branchListFromOutput(const QString &output,
+                                                  const BranchInfo::BranchFlags defaultFlags = {});
     static QStringList parseRevisionCommentLine(const QString &commentLine);
 
     QString sanitizeFossilOutput(const QString &output) const;
diff --git a/plugins/fossil/fossilcommitwidget.cpp b/plugins/fossil/fossilcommitwidget.cpp
index d53ac59c102..beef90fb5dd 100644
--- a/plugins/fossil/fossilcommitwidget.cpp
+++ b/plugins/fossil/fossilcommitwidget.cpp
@@ -33,11 +33,9 @@
 #include <utils/completingtextedit.h>
 #include <utils/qtcassert.h>
 
-#include <QSyntaxHighlighter>
-#include <QTextEdit>
-
-#include <QRegularExpression>
 #include <QDir>
+#include <QRegularExpression>
+#include <QSyntaxHighlighter>
 
 namespace Fossil {
 namespace Internal {
@@ -101,7 +99,7 @@ void FossilCommitWidget::setFields(const QString &repoPath, const BranchInfo &br
                                    const QStringList &tags, const QString &userName)
 {
     m_commitPanelUi.localRootLineEdit->setText(QDir::toNativeSeparators(repoPath));
-    m_commitPanelUi.currentBranchLineEdit->setText(branch.name());
+    m_commitPanelUi.currentBranchLineEdit->setText(branch.name);
     const QString tagsText = tags.join(", ");
     m_commitPanelUi.currentTagsLineEdit->setText(tagsText);
     m_commitPanelUi.authorLineEdit->setText(userName);
@@ -111,29 +109,21 @@ void FossilCommitWidget::setFields(const QString &repoPath, const BranchInfo &br
 
 QString FossilCommitWidget::newBranch() const
 {
-    const QString branchName = m_commitPanelUi.branchLineEdit->text().trimmed();
-    return branchName;
+    return m_commitPanelUi.branchLineEdit->text().trimmed();
 }
 
 QStringList FossilCommitWidget::tags() const
 {
     QString tagsText = m_commitPanelUi.tagsLineEdit->text().trimmed();
     if (tagsText.isEmpty())
-        return QStringList();
+        return {};
 
-    tagsText.replace(',', ' ');
-    const QStringList tags = tagsText.split(' ', Qt::SkipEmptyParts);
-    return tags;
+    return tagsText.replace(',', ' ').split(' ', Qt::SkipEmptyParts);
 }
 
 QString FossilCommitWidget::committer() const
 {
-    const QString author = m_commitPanelUi.authorLineEdit->text();
-    if (author.isEmpty())
-        return QString();
-
-    const QString user = author;
-    return user;
+    return m_commitPanelUi.authorLineEdit->text();
 }
 
 bool FossilCommitWidget::isPrivateOptionEnabled() const
diff --git a/plugins/fossil/fossilcommitwidget.h b/plugins/fossil/fossilcommitwidget.h
index 689eb4575a2..aa84e4eee8f 100644
--- a/plugins/fossil/fossilcommitwidget.h
+++ b/plugins/fossil/fossilcommitwidget.h
@@ -50,8 +50,8 @@ class FossilCommitWidget : public VcsBase::SubmitEditorWidget
 public:
     FossilCommitWidget();
 
-    void setFields(const QString &repoPath,
-                   const BranchInfo &newBranch, const QStringList &tags, const QString &userName);
+    void setFields(const QString &repoPath, const BranchInfo &newBranch, const QStringList &tags,
+                   const QString &userName);
 
     QString newBranch() const;
     QStringList tags() const;
diff --git a/plugins/fossil/fossileditor.cpp b/plugins/fossil/fossileditor.cpp
index adeacda4fc5..92145b7ac78 100644
--- a/plugins/fossil/fossileditor.cpp
+++ b/plugins/fossil/fossileditor.cpp
@@ -29,17 +29,10 @@
 #include "fossilplugin.h"
 #include "fossilclient.h"
 
-#include <coreplugin/editormanager/editormanager.h>
 #include <utils/qtcassert.h>
-#include <utils/qtcprocess.h>
-#include <vcsbase/diffandloghighlighter.h>
 
 #include <QRegularExpression>
-#include <QString>
 #include <QTextCursor>
-#include <QTextBlock>
-#include <QDir>
-#include <QFileInfo>
 
 namespace Fossil {
 namespace Internal {
@@ -78,11 +71,11 @@ QString FossilEditorWidget::changeUnderCursor(const QTextCursor &cursorIn) const
     cursor.select(QTextCursor::WordUnderCursor);
     if (cursor.hasSelection()) {
         const QString change = cursor.selectedText();
-        QRegularExpressionMatch exactChangesetIdMatch = d->m_exactChangesetId.match(change);
+        const QRegularExpressionMatch exactChangesetIdMatch = d->m_exactChangesetId.match(change);
         if (exactChangesetIdMatch.hasMatch())
             return change;
     }
-    return QString();
+    return {};
 }
 
 QString FossilEditorWidget::decorateVersion(const QString &revision) const
@@ -92,9 +85,8 @@ QString FossilEditorWidget::decorateVersion(const QString &revision) const
 
     const Utils::FilePath workingDirectory = Utils::FilePath::fromString(source()).parentDir();
     const FossilClient *client = FossilPlugin::client();
-    RevisionInfo revisionInfo =
-            client->synchronousRevisionQuery(workingDirectory, revision, true);
-
+    const RevisionInfo revisionInfo = client->synchronousRevisionQuery(workingDirectory, revision,
+                                                                       true);
     // format: 'revision (committer "comment...")'
     QString output = revision.left(shortChangesetIdSize)
             + " (" + revisionInfo.committer
@@ -110,15 +102,13 @@ QString FossilEditorWidget::decorateVersion(const QString &revision) const
 
 QStringList FossilEditorWidget::annotationPreviousVersions(const QString &revision) const
 {
-    QStringList revisions;
     const Utils::FilePath workingDirectory = Utils::FilePath::fromString(source()).parentDir();
     const FossilClient *client = FossilPlugin::client();
-    RevisionInfo revisionInfo =
-            client->synchronousRevisionQuery(workingDirectory, revision);
+    const RevisionInfo revisionInfo = client->synchronousRevisionQuery(workingDirectory, revision);
     if (revisionInfo.parentId.isEmpty())
-        return QStringList();
+        return {};
 
-    revisions.append(revisionInfo.parentId);
+    QStringList revisions{revisionInfo.parentId};
     revisions.append(revisionInfo.mergeParentIds);
     return revisions;
 }
diff --git a/plugins/fossil/fossilplugin.cpp b/plugins/fossil/fossilplugin.cpp
index c4281e40704..3bfb0f94423 100644
--- a/plugins/fossil/fossilplugin.cpp
+++ b/plugins/fossil/fossilplugin.cpp
@@ -420,7 +420,7 @@ void FossilPluginPrivate::annotateCurrentFile()
     const VcsBase::VcsBasePluginState state = currentState();
     QTC_ASSERT(state.hasFile(), return);
     const int lineNumber = VcsBase::VcsBaseEditor::lineNumberOfCurrentEditor(state.currentFile());
-    m_client.annotate(state.currentFileTopLevel(), state.relativeCurrentFile(), QString(), lineNumber);
+    m_client.annotate(state.currentFileTopLevel(), state.relativeCurrentFile(), {}, lineNumber);
 }
 
 void FossilPluginPrivate::diffCurrentFile()
@@ -524,7 +524,7 @@ void FossilPluginPrivate::logRepository()
     if (features.testFlag(FossilClient::TimelineWidthFeature))
         extraOptions << "-W" << QString::number(m_client.settings().timelineWidth.value());
 
-    m_client.log(state.topLevel(), QStringList(), extraOptions);
+    m_client.log(state.topLevel(), {}, extraOptions);
 }
 
 void FossilPluginPrivate::revertAll()
@@ -738,7 +738,7 @@ void FossilPluginPrivate::showCommitWidget(const QList<VcsBase::VcsBaseClient::S
     const QString currentUser = m_client.synchronousUserDefaultQuery(m_submitRepository);
     QStringList tags = m_client.synchronousTagQuery(m_submitRepository, currentRevision.id);
     // Fossil includes branch name in tag list -- remove.
-    tags.removeAll(currentBranch.name());
+    tags.removeAll(currentBranch.name);
     commitEditor->setFields(m_submitRepository.toString(), currentBranch, tags, currentUser, status);
 
     connect(commitEditor, &VcsBase::VcsBaseSubmitEditor::diffSelectedFiles,
@@ -979,8 +979,7 @@ bool FossilPluginPrivate::vcsMove(const FilePath &from, const FilePath &to)
 {
     const QFileInfo fromInfo = from.toFileInfo();
     const QFileInfo toInfo = to.toFileInfo();
-    return m_client.synchronousMove(from.absolutePath(),
-                                    fromInfo.absoluteFilePath(),
+    return m_client.synchronousMove(from.absolutePath(), fromInfo.absoluteFilePath(),
                                     toInfo.absoluteFilePath());
 }
 
@@ -991,10 +990,13 @@ bool FossilPluginPrivate::vcsCreateRepository(const FilePath &directory)
 
 void FossilPluginPrivate::vcsAnnotate(const FilePath &filePath, int line)
 {
-    m_client.annotate(filePath.absolutePath(), filePath.fileName(), QString(), line);
+    m_client.annotate(filePath.absolutePath(), filePath.fileName(), {}, line);
 }
 
-void FossilPluginPrivate::vcsDescribe(const FilePath &source, const QString &id) { m_client.view(source.toString(), id); }
+void FossilPluginPrivate::vcsDescribe(const FilePath &source, const QString &id)
+{
+    m_client.view(source.toString(), id);
+}
 
 VcsCommand *FossilPluginPrivate::createInitialCheckoutCommand(const QString &sourceUrl,
                                                               const FilePath &baseDirectory,
diff --git a/plugins/fossil/revisioninfo.cpp b/plugins/fossil/revisioninfo.cpp
deleted file mode 100644
index aeacfdc7c81..00000000000
--- a/plugins/fossil/revisioninfo.cpp
+++ /dev/null
@@ -1,42 +0,0 @@
-/****************************************************************************
-**
-** Copyright (c) 2018 Artur Shepilko
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-
-#include "revisioninfo.h"
-
-namespace Fossil {
-namespace Internal {
-
-RevisionInfo::RevisionInfo(const QString &revisionId, const QString &parent,
-                           const QStringList &mergeParents, const QString &comment,
-                           const QString &user) :
-    id(revisionId),
-    parentId(parent),
-    mergeParentIds(mergeParents),
-    commentMsg(comment),
-    committer(user)
-{ }
-
-} // namespace Internal
-} // namespace Fossil
diff --git a/plugins/fossil/revisioninfo.h b/plugins/fossil/revisioninfo.h
index 11cd4a74962..984c61bdf6e 100644
--- a/plugins/fossil/revisioninfo.h
+++ b/plugins/fossil/revisioninfo.h
@@ -25,8 +25,6 @@
 
 #pragma once
 
-#include "branchinfo.h"
-
 #include <QString>
 #include <QStringList>
 
@@ -36,16 +34,11 @@ namespace Internal {
 class RevisionInfo
 {
 public:
-    explicit RevisionInfo(const QString &revisionId = QString(), const QString &parent = QString(),
-                          const QStringList &mergeParents = QStringList(),
-                          const QString &comment = QString(), const QString &user = QString());
-
     const QString id;
     const QString parentId;
     const QStringList mergeParentIds;
     const QString commentMsg;
     const QString committer;
-
 };
 
 } // namespace Internal