Start of hardware overlay support in CC with Ubercompositor.

cc/resources/resource_provider.h

 // 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.
 
 #ifndef CC_RESOURCES_RESOURCE_PROVIDER_H_
 #define CC_RESOURCES_RESOURCE_PROVIDER_H_
 
 #include <deque>
 #include <set>
 #include <string>
@@ skipping 76 matching lines @@
   ResourceFormat memory_efficient_texture_format() const {
     return use_rgba_4444_texture_format_ ? RGBA_4444 : best_texture_format_;
   }
   ResourceFormat best_texture_format() const { return best_texture_format_; }
   size_t num_resources() const { return resources_.size(); }
 
   // Checks whether a resource is in use by a consumer.
   bool InUseByConsumer(ResourceId id);
 
   bool IsLost(ResourceId id);
+  bool AllowOverlay(ResourceId id);
 
   // Producer interface.
 
   ResourceType default_resource_type() const { return default_resource_type_; }
   ResourceType GetResourceType(ResourceId id);
 
   // Creates a resource of the default resource type.
   ResourceId CreateResource(const gfx::Size& size,
                             GLint wrap_mode,
                             TextureUsageHint hint,
@@ skipping 324 matching lines @@
     unsigned image_id;
     unsigned bound_image_id;
     bool dirty_image;
     GLenum texture_pool;
     GLint wrap_mode;
     bool lost;
     TextureUsageHint hint;
     ResourceType type;
     ResourceFormat format;
     bool has_shared_bitmap_id;
+    bool allow_overlay;
     SharedBitmapId shared_bitmap_id;
     SharedBitmap* shared_bitmap;
     linked_ptr<DirectRasterBuffer> direct_raster_buffer;
     linked_ptr<ImageRasterBuffer> image_raster_buffer;
     linked_ptr<PixelRasterBuffer> pixel_raster_buffer;
   };
   typedef base::hash_map<ResourceId, Resource> ResourceMap;
 
   class RasterBuffer {
    public:
@@ skipping 239 matching lines @@
   return format_gl_data_format[format];
 }
 
 inline GLenum GLInternalFormat(ResourceFormat format) {
   return GLDataFormat(format);
 }
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_RESOURCE_PROVIDER_H_