Restrict ETC1 power-of-two rounding to old IMG drivers.

content/browser/android/ui_resource_provider_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_ANDROID_UI_RESOURCE_PROVIDER_IMPL_H_
 #define CONTENT_BROWSER_ANDROID_UI_RESOURCE_PROVIDER_IMPL_H_
 
 #include "base/containers/hash_tables.h"
 #include "content/browser/android/system_ui_resource_manager_impl.h"
 #include "content/public/browser/android/ui_resource_provider.h"
@@ skipping 16 matching lines @@
 
   void UIResourcesAreInvalid();
 
   virtual cc::UIResourceId CreateUIResource(
       UIResourceClientAndroid* client) OVERRIDE;
 
   virtual void DeleteUIResource(cc::UIResourceId resource_id) OVERRIDE;
 
   ui::SystemUIResourceManager& GetSystemUIResourceManager();
 
+  void SetSupportsETC1NonPowerOfTwo(bool supports_etc1_npot) {
+    supports_etc1_npot_ = supports_etc1_npot;
+  }
+  virtual bool SupportsETC1NonPowerOfTwo() const OVERRIDE;
+
  private:
   typedef base::hash_map<cc::UIResourceId, UIResourceClientAndroid*>
       UIResourceClientMap;
   UIResourceClientMap ui_resource_client_map_;
   SystemUIResourceManagerImpl system_ui_resource_manager_;
   cc::LayerTreeHost* host_;
+  bool supports_etc1_npot_;
 
   DISALLOW_COPY_AND_ASSIGN(UIResourceProviderImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_UI_RESOURCE_PROVIDER_IMPL_H_