Mark layers that can use LCD text based on layer transform and opacity.

webkit/compositor_bindings/web_content_layer_impl.cc

Index: webkit/compositor_bindings/web_content_layer_impl.cc
diff --git a/webkit/compositor_bindings/web_content_layer_impl.cc b/webkit/compositor_bindings/web_content_layer_impl.cc
index 6f75ee2bfeb57c59e3f9de8cba31c5a3a553679d..1c99ffb00c2fb367de6c258f04204eb1ca0cac11 100644
--- a/webkit/compositor_bindings/web_content_layer_impl.cc
+++ b/webkit/compositor_bindings/web_content_layer_impl.cc
@@ -72,9 +72,9 @@ void WebContentLayerImpl::setAutomaticallyComputeRasterScale(bool automatic)
   m_layer->layer()->setAutomaticallyComputeRasterScale(automatic);
 }
 
+// TODO(alokp): Remove this function from WebContentLayer API.
 void WebContentLayerImpl::setUseLCDText(bool enable)
 {
-    m_layer->layer()->setUseLCDText(enable);
 }
 
 void WebContentLayerImpl::setDrawCheckerboardForMissingTiles(bool enable)
@@ -87,11 +87,15 @@ void WebContentLayerImpl::paintContents(SkCanvas* canvas, const gfx::Rect& clip,
 {
     if (!m_client)
         return;
+
+    bool useLCDText = usingPictureLayer() ?
+            false :

[enne (OOO), 2012/12/12 21:49:48]

Oh, sad times.  I'll file a bug for this.

+            static_cast<ContentLayer*>(m_layer->layer())->useLCDText();
     WebFloatRect webOpaque;
     m_client->paintContents(canvas,
                             clip,
 #if WEBCONTENTLAYERCLIENT_HAS_CANPAINTLCDTEXT
-                            m_layer->layer()->useLCDText(),
+                            useLCDText,
 #endif  // WEBCONTENTLAYERCLIENT_HAS_CANPAINTLCDTEXT
                             webOpaque);
     opaque = webOpaque;