1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CONTENT_PUBLIC_BROWSER_ANDROID_UI_RESOURCE_CLIENT_ANDROID_H_ 6 #define CONTENT_PUBLIC_BROWSER_ANDROID_UI_RESOURCE_CLIENT_ANDROID_H_ 7 8 #include "cc/resources/ui_resource_client.h" 9 #include "content/common/content_export.h" 10 11 namespace content { 12 13 class UIResourceProvider; 14 15 // Android's UIResourceClient has one extra callback (UIResourceIsInvalid). 16 // This signal is intended for the case when the LayerTreeHost is cleared and 17 // the user needs to recreate their resources. 18 // TODO(powei): This interface can be removed once crbug.com/374906 has been 19 // addressed. 20 class CONTENT_EXPORT UIResourceClientAndroid : public cc::UIResourceClient { 21 public: 22 // This method indicates that the UI resource the user holds is no longer 23 // valid. The user should not call DeleteUIResource on any resource generated 24 // before this signal. 25 virtual void UIResourceIsInvalid() = 0; 26 }; 27 28 } // namespace content 29 30 #endif // CONTENT_PUBLIC_BROWSER_ANDROID_UI_RESOURCE_CLIENT_ANDROID_H_ 31