Fix warnings in qtdeclarative.

- QString from ASCII conversions
- Unused variables
- Pointer mismatches

Change-Id: I5f76dce4f2ba481c2c2bce8681cf8107bd629566
Reviewed-by: Andrew den Exter <andrew.den-exter@nokia.com>
Reviewed-by: Michael Brasser <michael.brasser@nokia.com>

src/qml/qml/qqmldirparser.cpp

@@ -297,16 +297,16 @@ QList<QQmlDirParser::TypeInfo> QQmlDirParser::typeInfos() const
 
 QDebug &operator<< (QDebug &debug, const QQmlDirParser::Component &component)
 {
-    return debug << qPrintable(QString("{%1 %2.%3}").arg(component.typeName)
-                                                    .arg(component.majorVersion)
-                                                    .arg(component.minorVersion));
+    const QString output = QString::fromLatin1("{%1 %2.%3}").
+        arg(component.typeName).arg(component.majorVersion).arg(component.minorVersion);
+    return debug << qPrintable(output);
 }
 
 QDebug &operator<< (QDebug &debug, const QQmlDirParser::Script &script)
 {
-    return debug << qPrintable(QString("{%1 %2.%3}").arg(script.nameSpace)
-                                                    .arg(script.majorVersion)
-                                                    .arg(script.minorVersion));
+    const QString output = QString::fromLatin1("{%1 %2.%3}").
+        arg(script.nameSpace).arg(script.majorVersion).arg(script.minorVersion);
+    return debug << qPrintable(output);
 }
 
 QT_END_NAMESPACE

src/qml/qml/v8/qv8contextwrapper.cpp

@@ -327,7 +327,7 @@ v8::Handle<v8::Value> QV8ContextWrapper::Getter(v8::Local<v8::String> property,
 
                     const QVariant &value = cp->propertyValues.at(propertyIdx);
                     if (value.userType() == qMetaTypeId<QList<QObject*> >()) {
-                        QQmlListProperty<QObject> prop(context->asQQmlContext(), (void*)propertyIdx,
+                        QQmlListProperty<QObject> prop(context->asQQmlContext(), (void*) qintptr(propertyIdx),
                                                                0,
                                                                QQmlContextPrivate::context_count,
                                                                QQmlContextPrivate::context_at);

src/quick/items/qquicktext.cpp

@@ -748,7 +748,6 @@ QRectF QQuickTextPrivate::setupTextLayout(qreal *const naturalWidth)
     QTextLine line;
     int visibleCount = 0;
     bool elide;
-    bool widthChanged;
     qreal height = 0;
     QString elideText;
     bool once = true;
@@ -776,7 +775,6 @@ QRectF QQuickTextPrivate::setupTextLayout(qreal *const naturalWidth)
         bool truncateHeight = false;
         truncated = false;
         elide = false;
-        widthChanged = false;
         int characterCount = 0;
         int unwrappedLineCount = 1;
         int maxLineCount = maximumLineCount();
@@ -911,10 +909,8 @@ QRectF QQuickTextPrivate::setupTextLayout(qreal *const naturalWidth)
 
             const qreal oldWidth = lineWidth;
             lineWidth = q->widthValid() && q->width() > 0 ? q->width() : FLT_MAX;
-            if (lineWidth != oldWidth && (singlelineElide || multilineElide || canWrap || horizontalFit)) {
-                widthChanged = true;
+            if (lineWidth != oldWidth && (singlelineElide || multilineElide || canWrap || horizontalFit))
                 continue;
-            }
         }
 
         // If the next needs to be elided and there's an abbreviated string available

src/quick/items/qquickwindowmanager.cpp

@@ -1221,7 +1221,7 @@ void QQuickTrivialWindowManager::renderCanvas(QQuickCanvas *canvas)
         maybeUpdate(canvas);
 }
 
-void QQuickTrivialWindowManager::exposureChanged(QQuickCanvas *canvas)
+void QQuickTrivialWindowManager::exposureChanged(QQuickCanvas *)
 {
 }
 

tests/auto/quick/qquickitem/tst_qquickitem.cpp

@@ -709,6 +709,7 @@ void tst_qquickitem::changeParent()
     focusState[item].set(true, true);
     focusState.active(item);
     FVERIFY();
+    delete child2;
     }
 }
 

tests/auto/quick/qquickpositioners/tst_qquickpositioners.cpp

@@ -636,7 +636,7 @@ void tst_qquickpositioners::moveTransitions(const QString &positionerObjectName)
 
     QQuickView *canvas = QQuickViewTestUtil::createView();
     QQmlContext *ctxt = canvas->rootContext();
-    ctxt->setContextProperty("enableAddTransition", false);
+    ctxt->setContextProperty("enableAddTransition", QVariant(false));
     ctxt->setContextProperty("model_targetItems_transitionFrom", &model_targetItems_transitionFrom);
     ctxt->setContextProperty("model_displacedItems_transitionVia", &model_displacedItems_transitionVia);
     ctxt->setContextProperty("targetItems_transitionFrom", targetItems_transitionFrom);

tests/auto/quick/qquickvisualdatamodel/tst_qquickvisualdatamodel.cpp

@@ -2707,9 +2707,6 @@ void tst_qquickvisualdatamodel::resolve_data()
     const QUrl stringListSource[] = {
         testFileUrl("stringlistproperties.qml"),
         testFileUrl("stringlistproperties-package.qml") };
-    const QUrl objectListSource[] = {
-        testFileUrl("objectlistproperties.qml"),
-        testFileUrl("objectlistproperties-package.qml") };
 
     for (int i = 0; i < 2; ++i) {
         // List Model.