cc: Stop using drawableContentRect for occlusion.

cc/delegated_renderer_layer_impl.cc

Index: cc/delegated_renderer_layer_impl.cc
diff --git a/cc/delegated_renderer_layer_impl.cc b/cc/delegated_renderer_layer_impl.cc
index c9c2a4e68e0dac519a0e7430306845b5ad7902e5..1559bd3f28b81c0c18a18a224d75439d4a5e6b5d 100644
--- a/cc/delegated_renderer_layer_impl.cc
+++ b/cc/delegated_renderer_layer_impl.cc
@@ -159,7 +159,6 @@ void DelegatedRendererLayerImpl::appendRenderPassQuads(QuadSink& quadSink, Appen
                   static_cast<double>(displaySize.height()) / frameSize.height());
 
               copiedSharedQuadState->content_to_target_transform = drawTransform() * delegatedFrameToLayerSpaceTransform * copiedSharedQuadState->content_to_target_transform;
-              copiedSharedQuadState->clipped_rect_in_target = MathUtil::mapClippedRect(drawTransform() * delegatedFrameToLayerSpaceTransform, copiedSharedQuadState->clipped_rect_in_target);
               copiedSharedQuadState->clip_rect = MathUtil::mapClippedRect(drawTransform() * delegatedFrameToLayerSpaceTransform, copiedSharedQuadState->clip_rect);
               copiedSharedQuadState->opacity *= drawOpacity();
             }