Add calls to EnsureGPUMemoryAvailable into GLES2DecoderImpl

content/common/gpu/gpu_memory_manager.h

 // Copyright (c) 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 CONTENT_COMMON_GPU_GPU_MEMORY_MANAGER_H_
 #define CONTENT_COMMON_GPU_GPU_MEMORY_MANAGER_H_
 
 #include <list>
 #include <map>
 
@@ skipping 130 matching lines @@
         bytes_allocated_unmanaged_current_;
   }
 
   // GpuMemoryTrackingGroup interface
   void TrackMemoryAllocatedChange(
       GpuMemoryTrackingGroup* tracking_group,
       size_t old_size,
       size_t new_size,
       gpu::gles2::MemoryTracker::Pool tracking_pool);
   void OnDestroyTrackingGroup(GpuMemoryTrackingGroup* tracking_group);
+  bool EnsureGPUMemoryAvailable(size_t size_needed);
 
   // GpuMemoryManagerClientState interface
   void SetClientStateVisible(
       GpuMemoryManagerClientState* client_state, bool visible);
   void SetClientStateManagedMemoryStats(
       GpuMemoryManagerClientState* client_state,
       const GpuManagedMemoryStats& stats);
   void OnDestroyClientState(GpuMemoryManagerClientState* client);
 
   // Add or remove a client from its clients list (visible, nonvisible, or
@@ skipping 79 matching lines @@
 
   // Used to disable automatic changes to Manage() in testing.
   bool disable_schedule_manage_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuMemoryManager);
 };
 
 }  // namespace content
 
 #endif // CONTENT_COMMON_GPU_GPU_MEMORY_MANAGER_H_