[cc] Route LayerImpl::layerTreeHostImpl() calls through LayerTreeImpl

cc/quad_culler.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/quad_culler.h"
 
 #include "cc/append_quads_data.h"
 #include "cc/debug_border_draw_quad.h"
 #include "cc/debug_colors.h"
 #include "cc/layer_impl.h"
@@ skipping 32 matching lines @@
     if (keepQuad)
         drawQuad->visible_rect = culledRect;
 
     occlusionTracker.overdrawMetrics().didCullForDrawing(drawQuad->quadTransform(), drawQuad->rect, culledRect);
     gfx::Rect opaqueDrawRect = drawQuad->opacity() == 1.0f ? drawQuad->opaque_rect : gfx::Rect();
     occlusionTracker.overdrawMetrics().didDraw(drawQuad->quadTransform(), culledRect, opaqueDrawRect);
 
     if (keepQuad) {
         if (createDebugBorderQuads && !drawQuad->IsDebugQuad() && drawQuad->visible_rect != drawQuad->rect) {
             SkColor color = DebugColors::CulledTileBorderColor();
-            float width = DebugColors::CulledTileBorderWidth(layer ? layer->layerTreeHostImpl() : NULL);
+            float width = DebugColors::CulledTileBorderWidth(layer ? layer->layerTreeImpl() : NULL);
             scoped_ptr<DebugBorderDrawQuad> debugBorderQuad = DebugBorderDrawQuad::Create();
             debugBorderQuad->SetNew(drawQuad->shared_quad_state, drawQuad->visible_rect, color, width);
             quadList.append(debugBorderQuad.PassAs<DrawQuad>());
         }
 
         // Pass the quad after we're done using it.
         quadList.append(drawQuad.Pass());
     }
     return keepQuad;
 }
@@ skipping 12 matching lines @@
         culledRect = m_occlusionTracker.unoccludedContributingSurfaceContentRect(m_layer, false, drawQuad->rect, &hasOcclusionFromOutsideTargetSurface);
     else
         culledRect = m_occlusionTracker.unoccludedContentRect(m_layer->renderTarget(), drawQuad->rect, drawQuad->quadTransform(), implDrawTransformIsUnknown, drawQuad->clippedRectInTarget(), &hasOcclusionFromOutsideTargetSurface);
 
     appendQuadsData.hadOcclusionFromOutsideTargetSurface |= hasOcclusionFromOutsideTargetSurface;
 
     return appendQuadInternal(drawQuad.Pass(), culledRect, m_quadList, m_occlusionTracker, m_layer, m_showCullingWithDebugBorderQuads);
 }
 
 }  // namespace cc