TextEditor: Use more direct access to quick fix factories

Change-Id: I65fc5c0ca6c7806e09b4bd626fd1679686df7d7f
Reviewed-by: David Schulz <david.schulz@qt.io>

src/plugins/cppeditor/cppquickfix.h

@@ -30,8 +30,6 @@
 
 #include <texteditor/quickfix.h>
 
-namespace CPlusPlus { class Snapshot; }
-
 namespace CppEditor {
 namespace Internal { class CppQuickFixInterface; }
 
@@ -52,6 +50,8 @@ public:
     void matchingOperations(const TextEditor::QuickFixInterface &interface,
         TextEditor::QuickFixOperations &result);
 
+    static QList<QuickFixFactory *> cppQuickFixFactories();
+
     /*!
         Implement this function to match and create the appropriate
         CppQuickFixOperation objects.