Revert of Add subscribeUniform extension pipeline

gpu/command_buffer/client/gles2_implementation.h

Index: gpu/command_buffer/client/gles2_implementation.h
diff --git a/gpu/command_buffer/client/gles2_implementation.h b/gpu/command_buffer/client/gles2_implementation.h
index c2e9edb3e74de684f4d39c9febc16cd8644bca6b..a612ac2f9a0ce332634e8fee6ccb52205fe3e207 100644
--- a/gpu/command_buffer/client/gles2_implementation.h
+++ b/gpu/command_buffer/client/gles2_implementation.h
@@ -495,19 +495,17 @@
 
   // Returns true if id is reserved.
   bool IsBufferReservedId(GLuint id);
-  bool IsFramebufferReservedId(GLuint id) { return false; }
+  bool IsFramebufferReservedId(GLuint id) { return false;  }
   bool IsRenderbufferReservedId(GLuint id) { return false; }
   bool IsTextureReservedId(GLuint id) { return false; }
   bool IsVertexArrayReservedId(GLuint id) { return false; }
   bool IsProgramReservedId(GLuint id) { return false; }
-  bool IsValuebufferReservedId(GLuint id) { return false; }
 
   bool BindBufferHelper(GLenum target, GLuint texture);
   bool BindFramebufferHelper(GLenum target, GLuint texture);
   bool BindRenderbufferHelper(GLenum target, GLuint texture);
   bool BindTextureHelper(GLenum target, GLuint texture);
   bool BindVertexArrayOESHelper(GLuint array);
-  bool BindValuebufferCHROMIUMHelper(GLenum target, GLuint valuebuffer);
   bool UseProgramHelper(GLuint program);
 
   void GenBuffersHelper(GLsizei n, const GLuint* buffers);
@@ -516,7 +514,6 @@
   void GenTexturesHelper(GLsizei n, const GLuint* textures);
   void GenVertexArraysOESHelper(GLsizei n, const GLuint* arrays);
   void GenQueriesEXTHelper(GLsizei n, const GLuint* queries);
-  void GenValuebuffersCHROMIUMHelper(GLsizei n, const GLuint* valuebuffers);
 
   void DeleteBuffersHelper(GLsizei n, const GLuint* buffers);
   void DeleteFramebuffersHelper(GLsizei n, const GLuint* framebuffers);
@@ -526,7 +523,6 @@
   bool DeleteShaderHelper(GLuint shader);
   void DeleteQueriesEXTHelper(GLsizei n, const GLuint* queries);
   void DeleteVertexArraysOESHelper(GLsizei n, const GLuint* arrays);
-  void DeleteValuebuffersCHROMIUMHelper(GLsizei n, const GLuint* valuebuffers);
 
   void DeleteBuffersStub(GLsizei n, const GLuint* buffers);
   void DeleteFramebuffersStub(GLsizei n, const GLuint* framebuffers);
@@ -535,7 +531,6 @@
   void DeleteProgramStub(GLsizei n, const GLuint* programs);
   void DeleteShaderStub(GLsizei n, const GLuint* shaders);
   void DeleteVertexArraysOESStub(GLsizei n, const GLuint* arrays);
-  void DeleteValuebuffersCHROMIUMStub(GLsizei n, const GLuint* valuebuffers);
 
   void BufferDataHelper(
       GLenum target, GLsizeiptr size, const void* data, GLenum usage);
@@ -704,7 +699,6 @@
   GLuint bound_framebuffer_;
   GLuint bound_read_framebuffer_;
   GLuint bound_renderbuffer_;
-  GLuint bound_valuebuffer_;
 
   // The program in use by glUseProgram
   GLuint current_program_;