Index: components/web_cache/renderer/web_cache_render_process_observer.h |
diff --git a/components/web_cache/renderer/web_cache_render_process_observer.h b/components/web_cache/renderer/web_cache_render_process_observer.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..6f49a3cc8f353dbcfa03e0ea344723db9e3e9846 |
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+++ b/components/web_cache/renderer/web_cache_render_process_observer.h |
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+// 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 COMPONENTS_WEB_CACHE_RENDERER_WEB_CACHE_RENDER_PROCESS_OBSERVER_H_ |
+#define COMPONENTS_WEB_CACHE_RENDERER_WEB_CACHE_RENDER_PROCESS_OBSERVER_H_ |
+ |
+#include "base/compiler_specific.h" |
+#include "base/macros.h" |
+#include "content/public/renderer/render_process_observer.h" |
+ |
+namespace web_cache { |
+ |
+// This class filters the incoming cache related control messages. |
+class WebCacheRenderProcessObserver : public content::RenderProcessObserver { |
+ public: |
+ WebCacheRenderProcessObserver(); |
+ virtual ~WebCacheRenderProcessObserver(); |
+ |
+ // Needs to be called by RenderViews in case of navigations to execute |
+ // any 'clear cache' commands that were delayed until the next navigation. |
+ void ExecutePendingClearCache(); |
+ |
+ private: |
+ // RenderProcessObserver implementation. |
+ virtual bool OnControlMessageReceived(const IPC::Message& message) OVERRIDE; |
+ virtual void WebKitInitialized() OVERRIDE; |
+ virtual void OnRenderProcessShutdown() OVERRIDE; |
+ |
+ // Message handlers. |
+ void OnSetCacheCapacities(size_t min_dead_capacity, |
+ size_t max_dead_capacity, |
+ size_t capacity); |
+ // If |on_navigation| is true, the clearing is delayed until the next |
+ // navigation event. |
+ void OnClearCache(bool on_navigation); |
+ |
+ // If true, the web cache shall be cleared before the next navigation event. |
+ bool clear_cache_pending_; |
+ bool webkit_initialized_; |
+ size_t pending_cache_min_dead_capacity_; |
+ size_t pending_cache_max_dead_capacity_; |
+ size_t pending_cache_capacity_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(WebCacheRenderProcessObserver); |
+}; |
+ |
+} // namespace web_cache |
+ |
+#endif // COMPONENTS_WEB_CACHE_RENDERER_WEB_CACHE_RENDER_PROCESS_OBSERVER_H_ |
+ |