cc: Toggling paint rects with the WebLayerTreeView::setShowPaintRects() API

BUG=130663


Review URL: https://chromiumcodereview.appspot.com/11418259

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@171095 0039d316-1c4b-4281-b951-d872f2087c98

webkit/compositor_bindings/web_layer_tree_view_impl.cc

@@ -184,6 +184,13 @@ void WebLayerTreeViewImpl::setShowFPSCounter(bool show)
     m_layerTreeHost->setDebugState(debugState);
 }
 
+void WebLayerTreeViewImpl::setShowPaintRects(bool show)
+{
+    LayerTreeDebugState debugState = m_layerTreeHost->debugState();
+    debugState.showPaintRects = show;
+    m_layerTreeHost->setDebugState(debugState);
+}
+
 scoped_ptr<FontAtlas> WebLayerTreeViewImpl::createFontAtlas()
 {
     int fontHeight;

webkit/compositor_bindings/web_layer_tree_view_impl.h

@@ -52,6 +52,7 @@ public:
     virtual void setDeferCommits(bool deferCommits) OVERRIDE;
     virtual void renderingStats(WebRenderingStats&) const OVERRIDE;
     virtual void setShowFPSCounter(bool show);
+    virtual void setShowPaintRects(bool show);
     virtual void loseCompositorContext(int numTimes) OVERRIDE;
 
     // cc::LayerTreeHostClient implementation.