cc: Route offscreen context creation for compositor to the browser.

cc/resource_provider.cc

 // Copyright 2012 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 "cc/resource_provider.h"
 
 #include <limits.h>
 
 #include "base/debug/alias.h"
 #include "base/hash_tables.h"
@@ skipping 526 matching lines @@
     m_skCanvas.reset(new SkCanvas(m_skBitmap));
 }
 
 ResourceProvider::ScopedWriteLockSoftware::~ScopedWriteLockSoftware()
 {
     m_resourceProvider->unlockForWrite(m_resourceId);
 }
 
 ResourceProvider::ResourceProvider(OutputSurface* context)
     : m_outputSurface(context)
+    , m_offscreenContext3d(NULL)
     , m_nextId(1)
     , m_nextChild(1)
     , m_defaultResourceType(GLTexture)
     , m_useTextureStorageExt(false)
     , m_useTextureUsageHint(false)
     , m_useShallowFlush(false)
     , m_maxTextureSize(0)
     , m_bestTextureFormat(0)
 {
 }
@@ skipping 489 matching lines @@
     GLC(context3d, context3d->bindTexture(GL_TEXTURE_2D, resource->glId));
     if (m_useTextureStorageExt && isTextureFormatSupportedForStorage(format)) {
         GLenum storageFormat = textureToStorageFormat(format);
         GLC(context3d, context3d->texStorage2DEXT(GL_TEXTURE_2D, 1, storageFormat, size.width(), size.height()));
     } else
         GLC(context3d, context3d->texImage2D(GL_TEXTURE_2D, 0, format, size.width(), size.height(), 0, format, GL_UNSIGNED_BYTE, 0));
 }
 
 
 }  // namespace cc