cc: Prevent usage of rasterize on-demand with delegating renderer.

cc/trees/layer_tree_host.h

 // Copyright 2011 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.
 
 #ifndef CC_TREES_LAYER_TREE_HOST_H_
 #define CC_TREES_LAYER_TREE_HOST_H_
 
 #include <limits>
 #include <list>
 #include <set>
@@ skipping 50 matching lines @@
 struct RenderingStats;
 struct ScrollAndScaleSet;
 
 // Provides information on an Impl's rendering capabilities back to the
 // LayerTreeHost.
 struct CC_EXPORT RendererCapabilities {
   RendererCapabilities(ResourceFormat best_texture_format,
                        bool allow_partial_texture_updates,
                        bool using_offscreen_context3d,
                        int max_texture_size,
-                       bool using_shared_memory_resources);
+                       bool using_shared_memory_resources,
+                       bool allow_rasterize_on_demand);
 
   RendererCapabilities();
   ~RendererCapabilities();
 
   // Duplicate any modification to this list to RendererCapabilitiesImpl.
   ResourceFormat best_texture_format;
   bool allow_partial_texture_updates;
   bool using_offscreen_context3d;
   int max_texture_size;
   bool using_shared_memory_resources;
+  bool allow_rasterize_on_demand;

[danakj, 2014/02/10 16:39:43]

Does the main thread need to know about this? I don't think it does, so we don't
need to add it here.

[reveman, 2014/02/10 17:16:14]

Correct. Fixed in latest patch.

 };
 
 class CC_EXPORT LayerTreeHost {
  public:
   // The SharedBitmapManager will be used on the compositor thread.
   static scoped_ptr<LayerTreeHost> CreateThreaded(
       LayerTreeHostClient* client,
       SharedBitmapManager* manager,
       const LayerTreeSettings& settings,
       scoped_refptr<base::SingleThreadTaskRunner> impl_task_runner);
@@ skipping 368 matching lines @@
 
   ScopedPtrVector<SwapPromise> swap_promise_list_;
   std::set<SwapPromiseMonitor*> swap_promise_monitor_;
 
   DISALLOW_COPY_AND_ASSIGN(LayerTreeHost);
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_LAYER_TREE_HOST_H_