Add subscribeUniform extension pipeline

gpu/command_buffer/client/gles2_cmd_helper_autogen.h

Index: gpu/command_buffer/client/gles2_cmd_helper_autogen.h
diff --git a/gpu/command_buffer/client/gles2_cmd_helper_autogen.h b/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
index c8432dabd0ac2dc6b94e05627a4a24fdb30f7a68..24f91f64a12af83d0372747709b7ab8fabcc3cf0 100644
--- a/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
+++ b/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
@@ -1725,6 +1725,22 @@ void BindUniformLocationCHROMIUMBucket(GLuint program,
   }
 }
 
+void SubscribeUniformCHROMIUM(GLint location, GLenum target) {
+  gles2::cmds::SubscribeUniformCHROMIUM* c =
+      GetCmdSpace<gles2::cmds::SubscribeUniformCHROMIUM>();
+  if (c) {
+    c->Init(location, target);
+  }
+}
+
+void PopulateSubscribedUniformsCHROMIUM() {
+  gles2::cmds::PopulateSubscribedUniformsCHROMIUM* c =
+      GetCmdSpace<gles2::cmds::PopulateSubscribedUniformsCHROMIUM>();
+  if (c) {
+    c->Init();
+  }
+}
+
 void BindTexImage2DCHROMIUM(GLenum target, GLint imageId) {
   gles2::cmds::BindTexImage2DCHROMIUM* c =
       GetCmdSpace<gles2::cmds::BindTexImage2DCHROMIUM>();