cc: return resources via a ReturnedResource struct rather than TransferableResource

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 137 matching lines @@
   void PrepareSendToParent(const ResourceIdArray& resources,
                            TransferableResourceArray* transferable_resources);
 
   // Prepares resources to be transfered back to the child, moving them to
   // mailboxes and serializing meta-data into TransferableResources.
   // Resources are removed from the ResourceProvider. Note: the resource IDs
   // passed are in the parent namespace and will be translated to the child
   // namespace when returned.
   void PrepareSendToChild(int child,
                           const ResourceIdArray& resources,
-                          TransferableResourceArray* transferable_resources);
+                          ReturnedResourceArray* returned_resources);
 
   // Receives resources from a child, moving them from mailboxes. Resource IDs
   // passed are in the child namespace, and will be translated to the parent
   // namespace, added to the child->parent map.
   // NOTE: if the sync_point is set on any TransferableResource, this will
   // wait on it.
   void ReceiveFromChild(
       int child, const TransferableResourceArray& transferable_resources);
 
   // Receives resources from the parent, moving them from mailboxes. Resource
   // IDs passed are in the child namespace.
   // NOTE: if the sync_point is set on any TransferableResource, this will
   // wait on it.
-  void ReceiveFromParent(
-      const TransferableResourceArray& transferable_resources);
+  void ReceiveFromParent(const ReturnedResourceArray& transferable_resources);
 
   // The following lock classes are part of the ResourceProvider API and are
   // needed to read and write the resource contents. The user must ensure
   // that they only use GL locks on GL resources, etc, and this is enforced
   // by assertions.
   class CC_EXPORT ScopedReadLockGL {
    public:
     ScopedReadLockGL(ResourceProvider* resource_provider,
                      ResourceProvider::ResourceId resource_id);
     virtual ~ScopedReadLockGL();
@@ skipping 202 matching lines @@
   bool ReadLockFenceHasPassed(Resource* resource) {
     return !resource->read_lock_fence.get() ||
            resource->read_lock_fence->HasPassed();
   }
 
   explicit ResourceProvider(OutputSurface* output_surface,
                             int highp_threshold_min);
 
   void CleanUpGLIfNeeded();
 
+  Resource* GetResource(ResourceId id);
   const Resource* LockForRead(ResourceId id);
   void UnlockForRead(ResourceId id);
   const Resource* LockForWrite(ResourceId id);
   void UnlockForWrite(ResourceId id);
   static void PopulateSkBitmapWithResource(SkBitmap* sk_bitmap,
                                            const Resource* resource);
 
   void TransferResource(WebKit::WebGraphicsContext3D* context,
                         ResourceId id,
                         TransferableResource* resource);
@@ skipping 37 matching lines @@
   base::ThreadChecker thread_checker_;
 
   scoped_refptr<Fence> current_read_lock_fence_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceProvider);
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_RESOURCE_PROVIDER_H_