Revert of Add subscribeUniform extension pipeline

gpu/command_buffer/client/gles2_implementation.cc

Index: gpu/command_buffer/client/gles2_implementation.cc
diff --git a/gpu/command_buffer/client/gles2_implementation.cc b/gpu/command_buffer/client/gles2_implementation.cc
index 4f5254bbebd07a07af95eca8436bfec8117fd30c..66d8c2bb13c288a9342e8ee2f9094bacdf1f66bf 100644
--- a/gpu/command_buffer/client/gles2_implementation.cc
+++ b/gpu/command_buffer/client/gles2_implementation.cc
@@ -2364,11 +2364,6 @@
     GLsizei /* n */, const GLuint* /* queries */) {
 }
 
-void GLES2Implementation::GenValuebuffersCHROMIUMHelper(
-    GLsizei /* n */,
-    const GLuint* /* valuebuffers */) {
-}
-
 // NOTE #1: On old versions of OpenGL, calling glBindXXX with an unused id
 // generates a new resource. On newer versions of OpenGL they don't. The code
 // related to binding below will need to change if we switch to the new OpenGL
@@ -2518,26 +2513,6 @@
   return changed;
 }
 
-bool GLES2Implementation::BindValuebufferCHROMIUMHelper(GLenum target,
-                                                        GLuint valuebuffer) {
-  bool changed = false;
-  switch (target) {
-    case GL_SUBSCRIBED_VALUES_BUFFER_CHROMIUM:
-      if (bound_valuebuffer_ != valuebuffer) {
-        bound_valuebuffer_ = valuebuffer;
-        changed = true;
-      }
-      break;
-    default:
-      changed = true;
-      break;
-  }
-  // TODO(gman): There's a bug here. If the target is invalid the ID will not be
-  // used even though it's marked it as used here.
-  GetIdHandler(id_namespaces::kValuebuffers)->MarkAsUsedForBind(valuebuffer);
-  return changed;
-}
-
 bool GLES2Implementation::UseProgramHelper(GLuint program) {
   bool changed = false;
   if (current_program_ != program) {
@@ -2654,11 +2629,6 @@
   }
 }
 
-void GLES2Implementation::DeleteTexturesStub(GLsizei n,
-                                             const GLuint* textures) {
-  helper_->DeleteTexturesImmediate(n, textures);
-}
-
 void GLES2Implementation::DeleteVertexArraysOESHelper(
     GLsizei n, const GLuint* arrays) {
   vertex_array_object_manager_->DeleteVertexArrays(n, arrays);
@@ -2676,27 +2646,9 @@
   helper_->DeleteVertexArraysOESImmediate(n, arrays);
 }
 
-void GLES2Implementation::DeleteValuebuffersCHROMIUMHelper(
-    GLsizei n,
-    const GLuint* valuebuffers) {
-  if (!GetIdHandler(id_namespaces::kValuebuffers)
-           ->FreeIds(this, n, valuebuffers,
-                     &GLES2Implementation::DeleteValuebuffersCHROMIUMStub)) {
-    SetGLError(GL_INVALID_VALUE, "glDeleteValuebuffersCHROMIUM",
-               "id not created by this context.");
-    return;
-  }
-  for (GLsizei ii = 0; ii < n; ++ii) {
-    if (valuebuffers[ii] == bound_valuebuffer_) {
-      bound_valuebuffer_ = 0;
-    }
-  }
-}
-
-void GLES2Implementation::DeleteValuebuffersCHROMIUMStub(
-    GLsizei n,
-    const GLuint* valuebuffers) {
-  helper_->DeleteValuebuffersCHROMIUMImmediate(n, valuebuffers);
+void GLES2Implementation::DeleteTexturesStub(
+    GLsizei n, const GLuint* textures) {
+  helper_->DeleteTexturesImmediate(n, textures);
 }
 
 void GLES2Implementation::DisableVertexAttribArray(GLuint index) {