Fixes: Compiler warnings

src/plugins/cmakeprojectmanager/cmakeprojectplugin.cpp

@@ -48,11 +48,11 @@ CMakeProjectPlugin::~CMakeProjectPlugin()
 {
 }
 
-bool CMakeProjectPlugin::initialize(const QStringList & /*arguments*/, QString *error_message)
+bool CMakeProjectPlugin::initialize(const QStringList & /*arguments*/, QString *errorMessage)
 {
     Core::ICore *core = ExtensionSystem::PluginManager::instance()->getObject<Core::ICore>();
-    QString errorMessage;
-    core->mimeDatabase()->addMimeTypes(QLatin1String(":cmakeproject/CMakeProject.mimetypes.xml"), &errorMessage);
+    if (!core->mimeDatabase()->addMimeTypes(QLatin1String(":cmakeproject/CMakeProject.mimetypes.xml"), errorMessage))
+        return false;
     addAutoReleasedObject(new CMakeManager());
     return true;
 }

src/plugins/projectexplorer/buildstepspage.cpp

@@ -92,7 +92,7 @@ BuildStepsPage::~BuildStepsPage()
     delete m_ui;
 }
 
-void BuildStepsPage::displayNameChanged(BuildStep *bs, const QString &displayName)
+void BuildStepsPage::displayNameChanged(BuildStep *bs, const QString & /* displayName */)
 {
     int index = m_pro->buildSteps().indexOf(bs);
     m_ui->buildSettingsList->invisibleRootItem()->child(index)->setText(0, bs->displayName());

src/plugins/projectexplorer/runconfiguration.cpp

@@ -118,6 +118,8 @@ void RunControl::bringApplicationToForeground(qint64 pid)
     m_internalPid = pid;
     m_foregroundCount = 0;
     bringApplicationToForegroundInternal();
+#else
+    Q_UNUSED(pid)
 #endif
 }
 

src/plugins/texteditor/fontsettings.cpp

@@ -133,7 +133,7 @@ bool Format::equals(const Format &f) const
            m_bold == f.m_bold && m_italic == f.m_italic;
 }
 // -- FontSettings
-FontSettings::FontSettings(const FormatDescriptions &fd) :
+FontSettings::FontSettings(const FormatDescriptions & /* fd */) :
     m_family(defaultFixedFontFamily()),
     m_fontSize(DEFAULT_FONT_SIZE)
 {