Adds a temporary switch --enable-glsl-translator which ...

chrome/renderer/webgraphicscontext3d_command_buffer_impl.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if defined(ENABLE_GPU)
 
 #include "chrome/renderer/webgraphicscontext3d_command_buffer_impl.h"
 
 #include <GLES2/gl2.h>
 
@@ skipping 45 matching lines @@
   if (!render_thread)
     return false;
   GpuChannelHost* host = render_thread->EstablishGpuChannelSync();
   if (!host)
     return false;
   DCHECK(host->ready());
   context_ = ggl::CreateOffscreenContext(host, parent_context, gfx::Size(1, 1));
   if (!context_)
     return false;
   // TODO(gman): Remove this.
-  DisableShaderTranslation(context_);
+  const CommandLine& command_line = *CommandLine::ForCurrentProcess();
+  if (!command_line.HasSwitch(switches::kEnableGLSLTranslator)) {
+    DisableShaderTranslation(context_);
+  }
   return true;
 }
 
 bool WebGraphicsContext3DCommandBufferImpl::makeContextCurrent() {
   return ggl::MakeCurrent(context_);
 }
 
 int WebGraphicsContext3DCommandBufferImpl::width() {
   return cached_width_;
 }
@@ skipping 755 matching lines @@
   glDeleteShader(shader);
 }
 
 void WebGraphicsContext3DCommandBufferImpl::deleteTexture(unsigned texture) {
   makeContextCurrent();
   glDeleteTextures(1, &texture);
 }
 
 #endif  // defined(ENABLE_GPU)