Revert "Workaround for Qualcomm renderbuffer resize bug"

gpu/command_buffer/service/renderbuffer_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 GPU_COMMAND_BUFFER_SERVICE_RENDERBUFFER_MANAGER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_RENDERBUFFER_MANAGER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 56 matching lines @@
   }
 
   void MarkAsValid() {
     has_been_bound_ = true;
   }
 
   bool IsValid() const {
     return has_been_bound_ && !IsDeleted();
   }
 
-  // Regenerates the object backing this client_id, creating a new service_id.
-  // Also reattaches any framebuffers using this renderbuffer.
-  bool RegenerateAndBindBackingObjectIfNeeded();
-
   void AddFramebufferAttachmentPoint(Framebuffer* framebuffer,
                                      GLenum attachment);
   void RemoveFramebufferAttachmentPoint(Framebuffer* framebuffer,
                                         GLenum attachment);
 
   size_t EstimatedSize();
 
   size_t GetSignatureSize() const;
   void AddToSignature(std::string* signature) const;
 
@@ skipping 21 matching lines @@
 
   // Client side renderbuffer id.
   GLuint client_id_;
 
   // Service side renderbuffer id.
   GLuint service_id_;
 
   // Whether this renderbuffer has been cleared
   bool cleared_;
 
-  // Whether this renderbuffer has been allocated.
-  bool allocated_;
-
   // Whether this renderbuffer has ever been bound.
   bool has_been_bound_;
 
   // Number of samples (for multi-sampled renderbuffers)
   GLsizei samples_;
 
   // Renderbuffer internalformat set through RenderbufferStorage().
   GLenum internal_format_;
 
   // Dimensions of renderbuffer.
@@ skipping 90 matching lines @@
   typedef base::hash_map<GLuint, scoped_refptr<Renderbuffer> > RenderbufferMap;
   RenderbufferMap renderbuffers_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderbufferManager);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_RENDERBUFFER_MANAGER_H_