Add subscribeUniform extension pipeline

gpu/command_buffer/client/gles2_interface_autogen.h

Index: gpu/command_buffer/client/gles2_interface_autogen.h
diff --git a/gpu/command_buffer/client/gles2_interface_autogen.h b/gpu/command_buffer/client/gles2_interface_autogen.h
index d8408047b935e7715302c719e64c40540719c1d2..af5db19d1146e7025f9efdc11b529aeecb736241 100644
--- a/gpu/command_buffer/client/gles2_interface_autogen.h
+++ b/gpu/command_buffer/client/gles2_interface_autogen.h
@@ -450,6 +450,16 @@ virtual GLuint CreateAndConsumeTextureCHROMIUM(GLenum target,
 virtual void BindUniformLocationCHROMIUM(GLuint program,
                                          GLint location,
                                          const char* name) = 0;
+virtual void GenValuebuffersCHROMIUM(GLsizei n, GLuint* buffers) = 0;
+virtual void DeleteValuebuffersCHROMIUM(GLsizei n,
+                                        const GLuint* valuebuffers) = 0;
+virtual GLboolean IsValuebufferCHROMIUM(GLuint valuebuffer) = 0;
+virtual void BindValuebufferCHROMIUM(GLenum target, GLuint valuebuffer) = 0;
+virtual void SubscribeValueCHROMIUM(GLenum target, GLenum subscription) = 0;
+virtual void PopulateSubscribedValuesCHROMIUM(GLenum target) = 0;
+virtual void UniformValuebufferCHROMIUM(GLint location,
+                                        GLenum target,
+                                        GLenum subscription) = 0;
 virtual void BindTexImage2DCHROMIUM(GLenum target, GLint imageId) = 0;
 virtual void ReleaseTexImage2DCHROMIUM(GLenum target, GLint imageId) = 0;
 virtual void TraceBeginCHROMIUM(const char* name) = 0;