QmlJS: Add warning if we use a Qt Quick 1 code model for Qt Quick 2

In some cases we use a Qt Quick 1 code model for a file with Qt Quick 2
imports. This patch adds a warning for this, since
auto completion is incomplete.

Change-Id: I60888fd269c02f38da097104f5ecc982dd65573a
Reviewed-by: Fawzi Mohamed <fawzi.mohamed@digia.com>

src/libs/qmljs/qmljsstaticanalysismessage.cpp

@@ -219,6 +219,8 @@ StaticAnalysisMessages::StaticAnalysisMessages()
                "and might not show up in Qt Quick Designer as expected."));
     newMsg(WarnStatesOnlyInRootItemForVisualDesigner, Error,
             tr("Qt Quick Designer only supports states in the root item."));
+    newMsg(WarnAboutQtQuick1InsteadQtQuick2, Warning,
+            tr("Using Qt Quick 1 code model instead of Qt Quick 2."));
 }
 
 } // anonymous namespace