Organize internal properties of cc/ layer types

cc/layer.cc

 // Copyright 2010 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/layer.h"
 
 #include "cc/active_animation.h"
 #include "cc/animation_events.h"
 #include "cc/layer_animation_controller.h"
 #include "cc/layer_impl.h"
@@ skipping 36 matching lines @@
     , m_isDrawable(false)
     , m_masksToBounds(false)
     , m_contentsOpaque(false)
     , m_doubleSided(true)
     , m_useLCDText(false)
     , m_preserves3D(false)
     , m_useParentBackfaceVisibility(false)
     , m_drawCheckerboardForMissingTiles(false)
     , m_forceRenderSurface(false)
     , m_replicaLayer(0)
-    , m_drawOpacity(0)
-    , m_drawOpacityIsAnimating(false)
-    , m_renderTarget(0)
-    , m_drawTransformIsAnimating(false)
-    , m_screenSpaceTransformIsAnimating(false)
-    , m_isClipped(false)
     , m_rasterScale(1.0)
     , m_automaticallyComputeRasterScale(false)
     , m_boundsContainPageScale(false)
     , m_layerAnimationDelegate(0)
     , m_layerScrollClient(0)
 {
     if (m_layerId < 0) {
         s_nextLayerId = 1;
         m_layerId = s_nextLayerId++;
     }
@@ skipping 616 matching lines @@
 
     if (boundsContainPageScale == m_boundsContainPageScale)
         return;
 
     m_boundsContainPageScale = boundsContainPageScale;
     setNeedsDisplay();
 }
 
 void Layer::createRenderSurface()
 {
-    DCHECK(!m_renderSurface);
-    m_renderSurface = make_scoped_ptr(new RenderSurface(this));
-    setRenderTarget(this);
+    DCHECK(!m_drawProperties.render_surface);
+    m_drawProperties.render_surface = make_scoped_ptr(new RenderSurface(this));
+    m_drawProperties.render_target = this;
 }
 
 int Layer::descendantsDrawContent()
 {
     int result = 0;
     for (size_t i = 0; i < m_children.size(); ++i) {
         if (m_children[i]->drawsContent())
             ++result;
         result += m_children[i]->descendantsDrawContent();
         if (result > 1)
@@ skipping 129 matching lines @@
 {
     return 0;
 }
 
 void sortLayers(std::vector<scoped_refptr<Layer> >::iterator, std::vector<scoped_refptr<Layer> >::iterator, void*)
 {
     // Currently we don't use z-order to decide what to paint, so there's no need to actually sort Layers.
 }
 
 }  // namespace cc