Cleanup constants for layerTreeAsText.

Source/core/testing/Internals.idl

 /*
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 [
+    DoNotCheckConstants

[Xianzhu, 2013/06/11 22:25:03]

This is required otherwise the idl compiler will generate code checking for each
constant if there is a symbol with the same name and value defined in C++ code.

This seems not an issue because actually we don't need to define the values in
Internals.h.

 ] interface Internals {
     DOMString address(Node node);
 
     [RaisesException] DOMString elementRenderTreeAsText(Element element);
     boolean isPreloaded(DOMString url);
     boolean isLoadingFromMemoryCache(DOMString url);
 
     void crash();
 
     [RaisesException] unsigned long numberOfScopedHTMLStyleChildren(Node scope);
@@ skipping 116 matching lines @@
 
     [RaisesException] unsigned long numberOfScrollableAreas(Document document);
 
     [RaisesException] boolean isPageBoxVisible(Document document, long pageNumber);
 
     readonly attribute InternalSettings settings;
     readonly attribute InternalRuntimeFlags runtimeFlags;
     readonly attribute unsigned long workerThreadCount;
 
     // Flags for layerTreeAsText.
-    const unsigned short LAYER_TREE_INCLUDES_VISIBLE_RECTS = 1;
-    const unsigned short LAYER_TREE_INCLUDES_TILE_CACHES = 2;
-    const unsigned short LAYER_TREE_INCLUDES_REPAINT_RECTS = 4;
-    const unsigned short LAYER_TREE_INCLUDES_PAINTING_PHASES = 8;
+    // The values of these constants must be kept in sync with the values of LayerTreeAsTextBehaviorFlags in GraphicsLayerClient.h.
+    const unsigned short LAYER_TREE_INCLUDES_REPAINT_RECTS = 2;
+    const unsigned short LAYER_TREE_INCLUDES_PAINTING_PHASES = 4;
     [RaisesException] DOMString layerTreeAsText(Document document, optional unsigned short flags);
 
     [RaisesException] NodeList paintOrderListBeforePromote(Element element);
     [RaisesException] NodeList paintOrderListAfterPromote(Element element);
 
     // The values of these constants must be kept in sync with those in RenderLayer.
-    const unsigned short DoNotForceCompositedScrolling = 0;
-    const unsigned short CompositedScrollingAlwaysOn = 1;
-    const unsigned short CompositedScrollingAlwaysOff = 2;
+    const unsigned short DO_NOT_FORCE_COMPOSITED_SCROLLING = 0;
+    const unsigned short COMPOSITED_SCROLLING_ALWAYS_ON = 1;
+    const unsigned short COMPOSITED_SCROLLING_ALWAYS_OFF = 2;
     [RaisesException] void setNeedsCompositedScrolling(Element element, unsigned short value);
 
     [RaisesException] DOMString scrollingStateTreeAsText(Document document);
     [RaisesException] DOMString mainThreadScrollingReasons(Document document);
     [RaisesException] ClientRectList nonFastScrollableRects(Document document);
 
     [RaisesException] DOMString repaintRectsAsText(Document document);
 
     [RaisesException] void garbageCollectDocumentResources(Document document);
 
@@ skipping 53 matching lines @@
     void forceReload(boolean endToEnd);
 
     [Conditional=ENCRYPTED_MEDIA_V2] void initializeMockCDM();
 
     void enableMockSpeechSynthesizer();
 
     [RaisesException] DOMString getImageSourceURL(Element element);
 
     boolean isSelectPopupVisible(Node node);
 };