Use const literals.

src/plugins/cppeditor/cppeditor.cpp

@@ -219,7 +219,7 @@ protected:
         if (! (ast && ast->name))
             return false;
 
-        Identifier *id = ast->name->identifier();
+        const Identifier *id = ast->name->identifier();
 
         if (scope) {
             for (Symbol *member = scope->lookat(id); member; member = member->next()) {
@@ -1701,9 +1701,9 @@ void CPPEditor::performQuickFix(int index)
 {
     CPPQuickFixCollector *quickFixCollector = CppPlugin::instance()->quickFixCollector();
     QuickFixOperationPtr op = m_quickFixes.at(index);
-    //quickFixCollector->perform(op);
-    op->createChangeSet();
-    setChangeSet(op->changeSet());
+    quickFixCollector->perform(op);
+    //op->createChangeSet();
+    //setChangeSet(op->changeSet());
 }
 
 void CPPEditor::contextMenuEvent(QContextMenuEvent *e)

src/plugins/cppeditor/cpphoverhandler.cpp

@@ -162,7 +162,7 @@ static QString buildHelpId(Symbol *symbol, Name *name)
 
         if (owner && owner->name() && ! scope->isEnumScope()) {
             Name *name = owner->name();
-            Identifier *id = 0;
+            const Identifier *id = 0;
 
             if (NameId *nameId = name->asNameId())
                 id = nameId->identifier();
@@ -341,7 +341,7 @@ void CppHoverHandler::updateHelpIdAndTooltip(TextEditor::ITextEditor *editor, in
             if (resolvedSymbol && resolvedSymbol->scope()
                 && resolvedSymbol->scope()->isClassScope()) {
                 Class *enclosingClass = resolvedSymbol->scope()->owner()->asClass();
-                if (Identifier *id = enclosingClass->identifier()) {
+                if (const Identifier *id = enclosingClass->identifier()) {
                     if (id->isEqualTo(resolvedSymbol->identifier()))
                         resolvedSymbol = enclosingClass;
                 }

src/plugins/cpptools/cppfindreferences.cpp

@@ -79,8 +79,8 @@ QList<int> CppFindReferences::references(Symbol *symbol,
                                          Document::Ptr doc,
                                          const Snapshot& snapshot) const
 {
-    Identifier *id = 0;
-    if (Identifier *symbolId = symbol->identifier())
+    const Identifier *id = 0;
+    if (const Identifier *symbolId = symbol->identifier())
         id = doc->control()->findIdentifier(symbolId->chars(), symbolId->size());
 
     QList<int> references;
@@ -106,7 +106,7 @@ static void find_helper(QFutureInterface<Usage> &future,
     QTime tm;
     tm.start();
 
-    Identifier *symbolId = symbol->identifier();
+    const Identifier *symbolId = symbol->identifier();
     Q_ASSERT(symbolId != 0);
 
     const QString sourceFile = QString::fromUtf8(symbol->fileName(), symbol->fileNameLength());
@@ -142,7 +142,7 @@ static void find_helper(QFutureInterface<Usage> &future,
 
         if (Document::Ptr previousDoc = snapshot.value(fileName)) {
             Control *control = previousDoc->control();
-            Identifier *id = control->findIdentifier(symbolId->chars(), symbolId->size());
+            const Identifier *id = control->findIdentifier(symbolId->chars(), symbolId->size());
             if (! id)
                 continue; // skip this document, it's not using symbolId.
         }
@@ -164,7 +164,7 @@ static void find_helper(QFutureInterface<Usage> &future,
         doc->tokenize();
 
         Control *control = doc->control();
-        if (Identifier *id = control->findIdentifier(symbolId->chars(), symbolId->size())) {
+        if (const Identifier *id = control->findIdentifier(symbolId->chars(), symbolId->size())) {
             QTime tm;
             tm.start();
             doc->parse();
@@ -202,7 +202,7 @@ void CppFindReferences::findUsages(Symbol *symbol)
 
 void CppFindReferences::renameUsages(Symbol *symbol)
 {
-    if (Identifier *id = symbol->identifier()) {
+    if (const Identifier *id = symbol->identifier()) {
         const QString textToReplace = QString::fromUtf8(id->chars(), id->size());
 
         Find::SearchResult *search = _resultWindow->startNewSearch(Find::SearchResultWindow::SearchAndReplace);

src/plugins/qmleditor/qmleditor.cpp

@@ -666,7 +666,7 @@ static int blockStartState(const QTextBlock &block)
         return state & 0xff;
 }
 
-void ScriptEditor::indentBlock(QTextDocument *, QTextBlock block, QChar typedChar)
+void ScriptEditor::indentBlock(QTextDocument *, QTextBlock block, QChar /*typedChar*/)
 {
     TextEditor::TabSettings ts = tabSettings();
 

src/plugins/qmleditor/qmlexpressionundercursor.cpp

@@ -104,7 +104,7 @@ namespace QmlEditor {
             }
 
         protected:
-            virtual bool visit(Block *ast)
+            virtual bool visit(Block * /*ast*/)
             {
                 // TODO
 //                if (_pos > ast->lbraceToken.end() && _pos < ast->rbraceToken.offset) {