Revert of Add subscribeUniform extension pipeline (patchset #7 id:460001 of https://codereview.chromium.org/659903002/)

Reason for revert:
buildbot memory failure on Linux Tests

Original issue's description:
> Add subscribeUniform extension pipeline
>
> BUG=422978
>
> Committed: https://crrev.com/80b40cc8eab5e6bef6221c0bc5c1d006059acd8f
> Cr-Commit-Position: refs/heads/master@{#303050}

TBR=kbr@chromium.org,bajones@chromium.org,piman@chromium.org,brianderson@chromium.org
BUG=422978

Review URL: https://codereview.chromium.org/706903004

Cr-Commit-Position: refs/heads/master@{#303131}

2 files changed, 0 insertions, 53 deletions

diff --git a/webkit/common/gpu/webgraphicscontext3d_impl.cc b/webkit/common/gpu/webgraphicscontext3d_impl.cc
index 9e42509..3625de5 100644
--- a/webkit/common/gpu/webgraphicscontext3d_impl.cc
+++ b/webkit/common/gpu/webgraphicscontext3d_impl.cc
@@ -846,47 +846,6 @@ DELEGATE_TO_GL_2R(createAndConsumeTextureCHROMIUM,
                   CreateAndConsumeTextureCHROMIUM,
                   WGC3Denum, const WGC3Dbyte*, WebGLId)
 
-DELEGATE_TO_GL_2(genValuebuffersCHROMIUM,
-                 GenValuebuffersCHROMIUM,
-                 WGC3Dsizei,
-                 WebGLId*);
-
-WebGLId WebGraphicsContext3DImpl::createValuebufferCHROMIUM() {
-  GLuint o;
-  gl_->GenValuebuffersCHROMIUM(1, &o);
-  return o;
-}
-
-DELEGATE_TO_GL_2(deleteValuebuffersCHROMIUM,
-                 DeleteValuebuffersCHROMIUM,
-                 WGC3Dsizei,
-                 WebGLId*);
-
-void WebGraphicsContext3DImpl::deleteValuebufferCHROMIUM(WebGLId valuebuffer) {
-  gl_->DeleteValuebuffersCHROMIUM(1, &valuebuffer);
-}
-
-DELEGATE_TO_GL_1RB(isValuebufferCHROMIUM,
-                   IsValuebufferCHROMIUM,
-                   WebGLId,
-                   WGC3Dboolean)
-DELEGATE_TO_GL_2(bindValuebufferCHROMIUM,
-                 BindValuebufferCHROMIUM,
-                 WGC3Denum,
-                 WebGLId)
-DELEGATE_TO_GL_2(subscribeValueCHROMIUM,
-                 SubscribeValueCHROMIUM,
-                 WGC3Denum,
-                 WGC3Denum);
-DELEGATE_TO_GL_1(populateSubscribedValuesCHROMIUM,
-                 PopulateSubscribedValuesCHROMIUM,
-                 WGC3Denum);
-DELEGATE_TO_GL_3(uniformValuebufferCHROMIUM,
-                 UniformValuebufferCHROMIUM,
-                 WGC3Dint,
-                 WGC3Denum,
-                 WGC3Denum);
-
 void WebGraphicsContext3DImpl::insertEventMarkerEXT(
     const WGC3Dchar* marker) {
   gl_->InsertEventMarkerEXT(0, marker);
diff --git a/webkit/common/gpu/webgraphicscontext3d_impl.h b/webkit/common/gpu/webgraphicscontext3d_impl.h
index 3ed0dd9..ee3cb36 100644
--- a/webkit/common/gpu/webgraphicscontext3d_impl.h
+++ b/webkit/common/gpu/webgraphicscontext3d_impl.h
@@ -483,18 +483,6 @@ class WEBKIT_GPU_EXPORT WebGraphicsContext3DImpl
   virtual WebGLId createAndConsumeTextureCHROMIUM(WGC3Denum target,
                                       const WGC3Dbyte* mailbox);
 
-  virtual void genValuebuffersCHROMIUM(WGC3Dsizei count, WebGLId* ids);
-  virtual WebGLId createValuebufferCHROMIUM();
-  virtual void deleteValuebuffersCHROMIUM(WGC3Dsizei count, WebGLId* ids);
-  virtual void deleteValuebufferCHROMIUM(WebGLId);
-  virtual void bindValuebufferCHROMIUM(WGC3Denum target, WebGLId valuebuffer);
-  virtual WGC3Dboolean isValuebufferCHROMIUM(WebGLId renderbuffer);
-  virtual void subscribeValueCHROMIUM(WGC3Denum target, WGC3Denum subscription);
-  virtual void populateSubscribedValuesCHROMIUM(WGC3Denum target);
-  virtual void uniformValuebufferCHROMIUM(WGC3Dint location,
-                                          WGC3Denum target,
-                                          WGC3Denum subscription);
-
   virtual void insertEventMarkerEXT(const WGC3Dchar* marker);
   virtual void pushGroupMarkerEXT(const WGC3Dchar* marker);
   virtual void popGroupMarkerEXT();