diff --git a/src/plugins/autotoolsprojectmanager/autotoolsprojectfile.cpp b/src/plugins/autotoolsprojectmanager/autotoolsprojectfile.cpp
index 385c7c7e7de..096ed7301a2 100644
--- a/src/plugins/autotoolsprojectmanager/autotoolsprojectfile.cpp
+++ b/src/plugins/autotoolsprojectmanager/autotoolsprojectfile.cpp
@@ -29,8 +29,8 @@
 #include "autotoolsproject.h"
 #include "autotoolsprojectconstants.h"
 
-using namespace AutotoolsProjectManager;
-using namespace AutotoolsProjectManager::Internal;
+namespace AutotoolsProjectManager {
+namespace Internal {
 
 AutotoolsProjectFile::AutotoolsProjectFile(const QString &fileName)
 {
@@ -39,30 +39,5 @@ AutotoolsProjectFile::AutotoolsProjectFile(const QString &fileName)
     setFilePath(Utils::FileName::fromString(fileName));
 }
 
-bool AutotoolsProjectFile::save(QString *errorString, const QString &fileName, bool autoSave)
-{
-    Q_UNUSED(errorString);
-    Q_UNUSED(fileName);
-    Q_UNUSED(autoSave);
-
-    return false;
-}
-
-bool AutotoolsProjectFile::isModified() const
-{
-    return false;
-}
-
-bool AutotoolsProjectFile::isSaveAsAllowed() const
-{
-    return false;
-}
-
-bool AutotoolsProjectFile::reload(QString *errorString, ReloadFlag flag, ChangeType type)
-{
-    Q_UNUSED(errorString);
-    Q_UNUSED(flag);
-    Q_UNUSED(type);
-
-    return false;
-}
+} // namespace Internal
+} // namespace AutotoolsProjectManager
diff --git a/src/plugins/autotoolsprojectmanager/autotoolsprojectfile.h b/src/plugins/autotoolsprojectmanager/autotoolsprojectfile.h
index b4c6187d676..58cdfa08c98 100644
--- a/src/plugins/autotoolsprojectmanager/autotoolsprojectfile.h
+++ b/src/plugins/autotoolsprojectmanager/autotoolsprojectfile.h
@@ -32,8 +32,6 @@
 namespace AutotoolsProjectManager {
 namespace Internal {
 
-class AutotoolsProject;
-
 /**
  * @brief Implementation of the Core::IDocument interface.
  *
@@ -47,14 +45,8 @@ class AutotoolsProject;
 class AutotoolsProjectFile : public Core::IDocument
 {
     Q_OBJECT
-
 public:
     AutotoolsProjectFile(const QString &fileName);
-
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override;
-    bool isModified() const override;
-    bool isSaveAsAllowed() const override;
-    bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
 };
 
 } // namespace Internal
diff --git a/src/plugins/cmakeprojectmanager/cmakefile.cpp b/src/plugins/cmakeprojectmanager/cmakefile.cpp
index ec0bcb48187..0d338840166 100644
--- a/src/plugins/cmakeprojectmanager/cmakefile.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakefile.cpp
@@ -41,26 +41,6 @@ CMakeFile::CMakeFile(const FileName &fileName)
     setFilePath(fileName);
 }
 
-bool CMakeFile::save(QString *errorString, const QString &fileName, bool autoSave)
-{
-    // Once we have an texteditor open for this file, we probably do
-    // need to implement this, don't we.
-    Q_UNUSED(errorString)
-    Q_UNUSED(fileName)
-    Q_UNUSED(autoSave)
-    return false;
-}
-
-bool CMakeFile::isModified() const
-{
-    return false;
-}
-
-bool CMakeFile::isSaveAsAllowed() const
-{
-    return false;
-}
-
 Core::IDocument::ReloadBehavior CMakeFile::reloadBehavior(ChangeTrigger state, ChangeType type) const
 {
     Q_UNUSED(state)
@@ -68,12 +48,5 @@ Core::IDocument::ReloadBehavior CMakeFile::reloadBehavior(ChangeTrigger state, C
     return BehaviorSilent;
 }
 
-bool CMakeFile::reload(QString *errorString, ReloadFlag flag, ChangeType type)
-{
-    Q_UNUSED(errorString)
-    Q_UNUSED(flag)
-    Q_UNUSED(type)
-    return true;
-}
 } // namespace Internal
 } // namespace CMakeProjectManager
diff --git a/src/plugins/cmakeprojectmanager/cmakefile.h b/src/plugins/cmakeprojectmanager/cmakefile.h
index 675c3c9d989..0b5d0992c4b 100644
--- a/src/plugins/cmakeprojectmanager/cmakefile.h
+++ b/src/plugins/cmakeprojectmanager/cmakefile.h
@@ -38,13 +38,7 @@ class CMakeFile : public Core::IDocument
 public:
     CMakeFile(const Utils::FileName &fileName);
 
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override;
-
-    bool isModified() const override;
-    bool isSaveAsAllowed() const override;
-
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override;
-    bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
 };
 
 } // namespace Internal
diff --git a/src/plugins/coreplugin/editormanager/documentmodel.cpp b/src/plugins/coreplugin/editormanager/documentmodel.cpp
index 4fb99ae9a5b..03da7fadc51 100644
--- a/src/plugins/coreplugin/editormanager/documentmodel.cpp
+++ b/src/plugins/coreplugin/editormanager/documentmodel.cpp
@@ -109,15 +109,6 @@ private:
     QHash<QString, DocumentModel::Entry *> m_entryByFixedPath;
 };
 
-class SuspendedDocument : public IDocument
-{
-public:
-    bool save(QString *, const QString &, bool) override { return false; }
-    bool isModified() const override { return false; }
-    bool isSaveAsAllowed() const override { return false; }
-    bool reload(QString *, ReloadFlag, ChangeType) override { return true; }
-};
-
 DocumentModelPrivate::DocumentModelPrivate() :
     m_lockedIcon(Icons::LOCKED.icon()),
     m_unlockedIcon(Icons::UNLOCKED.icon())
@@ -226,7 +217,7 @@ void DocumentModel::addEditor(IEditor *editor, bool *isNewDocument)
 void DocumentModel::addSuspendedDocument(const QString &fileName, const QString &displayName, Id id)
 {
     Entry *entry = new Entry;
-    entry->document = new SuspendedDocument;
+    entry->document = new IDocument;
     entry->document->setFilePath(Utils::FileName::fromString(fileName));
     entry->document->setPreferredDisplayName(displayName);
     entry->document->setId(id);
diff --git a/src/plugins/coreplugin/idocument.cpp b/src/plugins/coreplugin/idocument.cpp
index 92114a8f3c7..3a282a45d65 100644
--- a/src/plugins/coreplugin/idocument.cpp
+++ b/src/plugins/coreplugin/idocument.cpp
@@ -145,6 +145,14 @@ IDocument::OpenResult IDocument::open(QString *errorString, const QString &fileN
     return OpenResult::CannotHandle;
 }
 
+bool IDocument::save(QString *errorString, const QString &fileName, bool autoSave)
+{
+    Q_UNUSED(errorString)
+    Q_UNUSED(fileName)
+    Q_UNUSED(autoSave)
+    return false;
+}
+
 /*!
  * Returns the current contents of the document. The base implementation returns an empty
  * QByteArray.
@@ -180,6 +188,14 @@ IDocument::ReloadBehavior IDocument::reloadBehavior(ChangeTrigger state, ChangeT
     return BehaviorAsk;
 }
 
+bool IDocument::reload(QString *errorString, ReloadFlag flag, ChangeType type)
+{
+    Q_UNUSED(errorString)
+    Q_UNUSED(flag)
+    Q_UNUSED(type)
+    return true;
+}
+
 void IDocument::checkPermissions()
 {
 }
@@ -189,6 +205,16 @@ bool IDocument::shouldAutoSave() const
     return false;
 }
 
+bool IDocument::isModified() const
+{
+    return false;
+}
+
+bool IDocument::isSaveAsAllowed() const
+{
+    return false;
+}
+
 bool IDocument::isFileReadOnly() const
 {
     if (filePath().isEmpty())
diff --git a/src/plugins/coreplugin/idocument.h b/src/plugins/coreplugin/idocument.h
index 21b64ef31a7..72a3dd43337 100644
--- a/src/plugins/coreplugin/idocument.h
+++ b/src/plugins/coreplugin/idocument.h
@@ -89,7 +89,7 @@ public:
     // required to be re-implemented for documents of IEditors
     virtual OpenResult open(QString *errorString, const QString &fileName, const QString &realFileName);
 
-    virtual bool save(QString *errorString, const QString &fileName = QString(), bool autoSave = false) = 0;
+    virtual bool save(QString *errorString, const QString &fileName = QString(), bool autoSave = false);
 
     virtual QByteArray contents() const;
     virtual bool setContents(const QByteArray &contents);
@@ -112,11 +112,11 @@ public:
     void setMimeType(const QString &mimeType);
 
     virtual bool shouldAutoSave() const;
-    virtual bool isModified() const = 0;
-    virtual bool isSaveAsAllowed() const = 0;
+    virtual bool isModified() const;
+    virtual bool isSaveAsAllowed() const;
 
     virtual ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const;
-    virtual bool reload(QString *errorString, ReloadFlag flag, ChangeType type) = 0;
+    virtual bool reload(QString *errorString, ReloadFlag flag, ChangeType type);
 
     virtual void checkPermissions();
 
diff --git a/src/plugins/genericprojectmanager/genericproject.cpp b/src/plugins/genericprojectmanager/genericproject.cpp
index fca94a5a5e2..880798fcdaa 100644
--- a/src/plugins/genericprojectmanager/genericproject.cpp
+++ b/src/plugins/genericprojectmanager/genericproject.cpp
@@ -442,21 +442,6 @@ GenericProjectFile::GenericProjectFile(GenericProject *parent, QString fileName,
     setFilePath(Utils::FileName::fromString(fileName));
 }
 
-bool GenericProjectFile::save(QString *, const QString &, bool)
-{
-    return false;
-}
-
-bool GenericProjectFile::isModified() const
-{
-    return false;
-}
-
-bool GenericProjectFile::isSaveAsAllowed() const
-{
-    return false;
-}
-
 IDocument::ReloadBehavior GenericProjectFile::reloadBehavior(ChangeTrigger state, ChangeType type) const
 {
     Q_UNUSED(state);
diff --git a/src/plugins/genericprojectmanager/genericproject.h b/src/plugins/genericprojectmanager/genericproject.h
index 044dddb7ad9..2ecd8ddd8de 100644
--- a/src/plugins/genericprojectmanager/genericproject.h
+++ b/src/plugins/genericprojectmanager/genericproject.h
@@ -108,15 +108,9 @@ private:
 class GenericProjectFile : public Core::IDocument
 {
     Q_OBJECT
-
 public:
     GenericProjectFile(GenericProject *parent, QString fileName, GenericProject::RefreshOptions options);
 
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override;
-
-    bool isModified() const override;
-    bool isSaveAsAllowed() const override;
-
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override;
     bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
 
diff --git a/src/plugins/imageviewer/imageviewerfile.cpp b/src/plugins/imageviewer/imageviewerfile.cpp
index 64cd09a7d65..f5192db521c 100644
--- a/src/plugins/imageviewer/imageviewerfile.cpp
+++ b/src/plugins/imageviewer/imageviewerfile.cpp
@@ -249,23 +249,5 @@ void ImageViewerFile::cleanUp()
     m_type = TypeInvalid;
 }
 
-bool ImageViewerFile::save(QString *errorString, const QString &fileName, bool autoSave)
-{
-    Q_UNUSED(errorString)
-    Q_UNUSED(fileName);
-    Q_UNUSED(autoSave)
-    return false;
-}
-
-bool ImageViewerFile::isModified() const
-{
-    return false;
-}
-
-bool ImageViewerFile::isSaveAsAllowed() const
-{
-    return false;
-}
-
 } // namespace Internal
 } // namespace ImageViewer
diff --git a/src/plugins/imageviewer/imageviewerfile.h b/src/plugins/imageviewer/imageviewerfile.h
index 1e5c3739807..772dc42955f 100644
--- a/src/plugins/imageviewer/imageviewerfile.h
+++ b/src/plugins/imageviewer/imageviewerfile.h
@@ -62,10 +62,6 @@ public:
 
     OpenResult open(QString *errorString, const QString &fileName,
                     const QString &realFileName) override;
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override;
-
-    bool isModified() const override;
-    bool isSaveAsAllowed() const override;
 
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override;
     bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
diff --git a/src/plugins/pythoneditor/pythoneditorplugin.cpp b/src/plugins/pythoneditor/pythoneditorplugin.cpp
index fdeb8e2134e..92648cdad3a 100644
--- a/src/plugins/pythoneditor/pythoneditorplugin.cpp
+++ b/src/plugins/pythoneditor/pythoneditorplugin.cpp
@@ -281,17 +281,6 @@ public:
         setFilePath(FileName::fromString(fileName));
     }
 
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override
-    {
-        Q_UNUSED(errorString)
-        Q_UNUSED(fileName)
-        Q_UNUSED(autoSave)
-        return false;
-    }
-
-    bool isModified() const override { return false; }
-    bool isSaveAsAllowed() const override { return false; }
-
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override
     {
         Q_UNUSED(state)
diff --git a/src/plugins/qbsprojectmanager/qbsprojectfile.cpp b/src/plugins/qbsprojectmanager/qbsprojectfile.cpp
index e7b74c7d41d..21455d7e4a2 100644
--- a/src/plugins/qbsprojectmanager/qbsprojectfile.cpp
+++ b/src/plugins/qbsprojectmanager/qbsprojectfile.cpp
@@ -39,21 +39,6 @@ QbsProjectFile::QbsProjectFile(QbsProject *parent, QString fileName) : Core::IDo
     setFilePath(Utils::FileName::fromString(fileName));
 }
 
-bool QbsProjectFile::save(QString *, const QString &, bool)
-{
-    return false;
-}
-
-bool QbsProjectFile::isModified() const
-{
-    return false;
-}
-
-bool QbsProjectFile::isSaveAsAllowed() const
-{
-    return false;
-}
-
 Core::IDocument::ReloadBehavior QbsProjectFile::reloadBehavior(ChangeTrigger state, ChangeType type) const
 {
     Q_UNUSED(state);
diff --git a/src/plugins/qbsprojectmanager/qbsprojectfile.h b/src/plugins/qbsprojectmanager/qbsprojectfile.h
index 13aa2ac037b..b57fcbcd33f 100644
--- a/src/plugins/qbsprojectmanager/qbsprojectfile.h
+++ b/src/plugins/qbsprojectmanager/qbsprojectfile.h
@@ -36,15 +36,9 @@ class QbsProject;
 class QbsProjectFile : public Core::IDocument
 {
     Q_OBJECT
-
 public:
     QbsProjectFile(QbsProject *parent, QString fileName);
 
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override;
-
-    bool isModified() const override;
-    bool isSaveAsAllowed() const override;
-
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override;
     bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
 
diff --git a/src/plugins/qmakeprojectmanager/qmakenodes.cpp b/src/plugins/qmakeprojectmanager/qmakenodes.cpp
index 6b5834db09a..65611128b0a 100644
--- a/src/plugins/qmakeprojectmanager/qmakenodes.cpp
+++ b/src/plugins/qmakeprojectmanager/qmakenodes.cpp
@@ -268,24 +268,6 @@ QmakePriFile::QmakePriFile(QmakeProjectManager::QmakePriFileNode *qmakePriFile)
     setFilePath(m_priFile->filePath());
 }
 
-bool QmakePriFile::save(QString *errorString, const QString &fileName, bool autoSave)
-{
-    Q_UNUSED(errorString);
-    Q_UNUSED(fileName);
-    Q_UNUSED(autoSave);
-    return false;
-}
-
-bool QmakePriFile::isModified() const
-{
-    return false;
-}
-
-bool QmakePriFile::isSaveAsAllowed() const
-{
-    return false;
-}
-
 Core::IDocument::ReloadBehavior QmakePriFile::reloadBehavior(ChangeTrigger state, ChangeType type) const
 {
     Q_UNUSED(state)
diff --git a/src/plugins/qmakeprojectmanager/qmakenodes.h b/src/plugins/qmakeprojectmanager/qmakenodes.h
index 3705c99703f..ca565a45157 100644
--- a/src/plugins/qmakeprojectmanager/qmakenodes.h
+++ b/src/plugins/qmakeprojectmanager/qmakenodes.h
@@ -241,10 +241,6 @@ class QmakePriFile : public Core::IDocument
     Q_OBJECT
 public:
     QmakePriFile(QmakePriFileNode *qmakePriFile);
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override;
-
-    bool isModified() const override;
-    bool isSaveAsAllowed() const override;
 
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override;
     bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
diff --git a/src/plugins/qmakeprojectmanager/qmakeproject.cpp b/src/plugins/qmakeprojectmanager/qmakeproject.cpp
index 6f8c2f90b41..8ae36a74bd1 100644
--- a/src/plugins/qmakeprojectmanager/qmakeproject.cpp
+++ b/src/plugins/qmakeprojectmanager/qmakeproject.cpp
@@ -95,15 +95,9 @@ namespace Internal {
 class QmakeProjectFile : public Core::IDocument
 {
     Q_OBJECT
-
 public:
     QmakeProjectFile(const QString &filePath);
 
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override;
-
-    bool isModified() const override;
-    bool isSaveAsAllowed() const override;
-
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override;
     bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
 };
@@ -254,22 +248,6 @@ QmakeProjectFile::QmakeProjectFile(const QString &filePath)
     setFilePath(FileName::fromString(filePath));
 }
 
-bool QmakeProjectFile::save(QString *, const QString &, bool)
-{
-    // This is never used
-    return false;
-}
-
-bool QmakeProjectFile::isModified() const
-{
-    return false; // we save after changing anyway
-}
-
-bool QmakeProjectFile::isSaveAsAllowed() const
-{
-    return false;
-}
-
 Core::IDocument::ReloadBehavior QmakeProjectFile::reloadBehavior(ChangeTrigger state, ChangeType type) const
 {
     Q_UNUSED(state)
diff --git a/src/plugins/qmlprojectmanager/qmlprojectfile.cpp b/src/plugins/qmlprojectmanager/qmlprojectfile.cpp
index c97820a5c47..3794f1d11a9 100644
--- a/src/plugins/qmlprojectmanager/qmlprojectfile.cpp
+++ b/src/plugins/qmlprojectmanager/qmlprojectfile.cpp
@@ -41,21 +41,6 @@ QmlProjectFile::QmlProjectFile(QmlProject *parent, const Utils::FileName &fileNa
     setFilePath(fileName);
 }
 
-bool QmlProjectFile::save(QString *, const QString &, bool)
-{
-    return false;
-}
-
-bool QmlProjectFile::isModified() const
-{
-    return false;
-}
-
-bool QmlProjectFile::isSaveAsAllowed() const
-{
-    return false;
-}
-
 Core::IDocument::ReloadBehavior QmlProjectFile::reloadBehavior(ChangeTrigger state, ChangeType type) const
 {
     Q_UNUSED(state)
diff --git a/src/plugins/qmlprojectmanager/qmlprojectfile.h b/src/plugins/qmlprojectmanager/qmlprojectfile.h
index 73dc4ace989..bd9077397e0 100644
--- a/src/plugins/qmlprojectmanager/qmlprojectfile.h
+++ b/src/plugins/qmlprojectmanager/qmlprojectfile.h
@@ -37,15 +37,9 @@ namespace Internal {
 class QmlProjectFile : public Core::IDocument
 {
     Q_OBJECT
-
 public:
     QmlProjectFile(QmlProject *parent, const Utils::FileName &fileName);
 
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override;
-
-    bool isModified() const override;
-    bool isSaveAsAllowed() const override;
-
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override;
     bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
 
diff --git a/src/plugins/resourceeditor/resourcenode.cpp b/src/plugins/resourceeditor/resourcenode.cpp
index e2f8ca16caf..c77c2632b78 100644
--- a/src/plugins/resourceeditor/resourcenode.cpp
+++ b/src/plugins/resourceeditor/resourcenode.cpp
@@ -552,24 +552,6 @@ ResourceFileWatcher::ResourceFileWatcher(ResourceTopLevelNode *node)
     setFilePath(node->filePath());
 }
 
-bool ResourceFileWatcher::save(QString *errorString, const QString &fileName, bool autoSave)
-{
-    Q_UNUSED(errorString);
-    Q_UNUSED(fileName);
-    Q_UNUSED(autoSave);
-    return false;
-}
-
-bool ResourceFileWatcher::isModified() const
-{
-    return false;
-}
-
-bool ResourceFileWatcher::isSaveAsAllowed() const
-{
-    return false;
-}
-
 Core::IDocument::ReloadBehavior ResourceFileWatcher::reloadBehavior(ChangeTrigger state, ChangeType type) const
 {
     Q_UNUSED(state)
diff --git a/src/plugins/resourceeditor/resourcenode.h b/src/plugins/resourceeditor/resourcenode.h
index d006d8225a9..7d1fce7ebf2 100644
--- a/src/plugins/resourceeditor/resourcenode.h
+++ b/src/plugins/resourceeditor/resourcenode.h
@@ -168,10 +168,6 @@ class ResourceFileWatcher : public Core::IDocument
     Q_OBJECT
 public:
     ResourceFileWatcher(ResourceTopLevelNode *node);
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override;
-
-    bool isModified() const override;
-    bool isSaveAsAllowed() const override;
 
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override;
     bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
diff --git a/src/plugins/tasklist/taskfile.cpp b/src/plugins/tasklist/taskfile.cpp
index ddf1077b115..36206164383 100644
--- a/src/plugins/tasklist/taskfile.cpp
+++ b/src/plugins/tasklist/taskfile.cpp
@@ -41,24 +41,6 @@ TaskFile::TaskFile(QObject *parent) : Core::IDocument(parent)
     setId("TaskList.TaskFile");
 }
 
-bool TaskFile::save(QString *errorString, const QString &fileName, bool autoSave)
-{
-    Q_UNUSED(errorString)
-    Q_UNUSED(fileName);
-    Q_UNUSED(autoSave)
-    return false;
-}
-
-bool TaskFile::isModified() const
-{
-    return false;
-}
-
-bool TaskFile::isSaveAsAllowed() const
-{
-    return false;
-}
-
 Core::IDocument::ReloadBehavior TaskFile::reloadBehavior(ChangeTrigger state, ChangeType type) const
 {
     Q_UNUSED(state);
diff --git a/src/plugins/tasklist/taskfile.h b/src/plugins/tasklist/taskfile.h
index bfe98f35734..11bfce115bb 100644
--- a/src/plugins/tasklist/taskfile.h
+++ b/src/plugins/tasklist/taskfile.h
@@ -38,11 +38,6 @@ class TaskFile : public Core::IDocument
 public:
     TaskFile(QObject *parent);
 
-    bool save(QString *errorString, const QString &fileName, bool autoSave) override;
-
-    bool isModified() const override;
-    bool isSaveAsAllowed() const override;
-
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override;
     bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
 
diff --git a/src/plugins/vcsbase/submiteditorfile.cpp b/src/plugins/vcsbase/submiteditorfile.cpp
index 44bf91a884f..9136118bf7e 100644
--- a/src/plugins/vcsbase/submiteditorfile.cpp
+++ b/src/plugins/vcsbase/submiteditorfile.cpp
@@ -115,11 +115,3 @@ Core::IDocument::ReloadBehavior SubmitEditorFile::reloadBehavior(ChangeTrigger s
     Q_UNUSED(type)
     return BehaviorSilent;
 }
-
-bool SubmitEditorFile::reload(QString *errorString, ReloadFlag flag, ChangeType type)
-{
-    Q_UNUSED(errorString)
-    Q_UNUSED(flag)
-    Q_UNUSED(type)
-    return true;
-}
diff --git a/src/plugins/vcsbase/submiteditorfile.h b/src/plugins/vcsbase/submiteditorfile.h
index 9fe7fa2238e..3961eecdda9 100644
--- a/src/plugins/vcsbase/submiteditorfile.h
+++ b/src/plugins/vcsbase/submiteditorfile.h
@@ -47,10 +47,8 @@ public:
     bool setContents(const QByteArray &contents) override;
 
     bool isModified() const override { return m_modified; }
-    bool isSaveAsAllowed() const override { return false; }
     bool save(QString *errorString, const QString &fileName, bool autoSave) override;
     ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const override;
-    bool reload(QString *errorString, ReloadFlag flag, ChangeType type) override;
 
     void setModified(bool modified = true);