Move simple methods [A-E] from WebGraphicsContext3D to GLES2Interface.

third_party/WebKit/Source/platform/graphics/gpu/Extensions3DUtil.cpp

 // Copyright 2014 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.
 
 #include "platform/graphics/gpu/Extensions3DUtil.h"
 
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "public/platform/WebGraphicsContext3D.h"
 #include "wtf/text/CString.h"
 #include "wtf/text/StringHash.h"
@@ skipping 51 matching lines @@
 {
     return m_enabledExtensions.contains(name) || m_requestableExtensions.contains(name);
 }
 
 bool Extensions3DUtil::ensureExtensionEnabled(const String& name)
 {
     if (m_enabledExtensions.contains(name))
         return true;
 
     if (m_requestableExtensions.contains(name)) {
-        m_context->requestExtensionCHROMIUM(name.ascii().data());
+        m_gl->RequestExtensionCHROMIUM(name.ascii().data());
         m_enabledExtensions.clear();
         m_requestableExtensions.clear();
         initializeExtensions();
     }
     return m_enabledExtensions.contains(name);
 }
 
 bool Extensions3DUtil::isExtensionEnabled(const String& name)
 {
     return m_enabledExtensions.contains(name);
 }
 
 bool Extensions3DUtil::canUseCopyTextureCHROMIUM(GLenum destTarget, GLenum destFormat, GLenum destType, GLint level)
 {
     // FIXME: restriction of (RGB || RGBA)/UNSIGNED_BYTE/(Level 0) should be lifted when
     // WebGraphicsContext3D::copyTextureCHROMIUM(...) are fully functional.
     if (destTarget == GL_TEXTURE_2D && (destFormat == GL_RGB || destFormat == GL_RGBA)
         && destType == GL_UNSIGNED_BYTE
         && !level)
         return true;
     return false;
 }
 
 } // namespace blink