Update from chromium 62675d9fb31fb8cedc40f68e78e8445a74f362e7

cc/surfaces/surface_aggregator.h

 // Copyright 2014 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_SURFACES_SURFACE_AGGREGATOR_H_
 #define CC_SURFACES_SURFACE_AGGREGATOR_H_
 
 #include <set>
 
 #include "base/containers/hash_tables.h"
@@ skipping 48 matching lines @@
   gfx::Rect DamageRectForSurface(const Surface* surface,
                                  const RenderPass& source);
 
   SurfaceManager* manager_;
   ResourceProvider* provider_;
 
   class RenderPassIdAllocator;
   typedef base::ScopedPtrHashMap<SurfaceId, RenderPassIdAllocator>
       RenderPassIdAllocatorMap;
   RenderPassIdAllocatorMap render_pass_allocator_map_;
+  int next_render_pass_id_;
 
   typedef base::hash_map<SurfaceId, int> SurfaceToResourceChildIdMap;
   SurfaceToResourceChildIdMap surface_id_to_resource_child_id_;
 
   // The following state is only valid for the duration of one Aggregate call
   // and is only stored on the class to avoid having to pass through every
   // function call.
 
   // This is the set of surfaces referenced in the aggregation so far, used to
   // detect cycles.
@@ skipping 10 matching lines @@
 
   // Resource list for the aggregated frame.
   TransferableResourceArray* dest_resource_list_;
 
   DISALLOW_COPY_AND_ASSIGN(SurfaceAggregator);
 };
 
 }  // namespace cc
 
 #endif  // CC_SURFACES_SURFACE_AGGREGATOR_H_