Implement Android WebView.clearCache

android_webview/renderer/aw_render_process_observer.cc

Index: android_webview/renderer/aw_render_process_observer.cc
diff --git a/android_webview/renderer/aw_render_process_observer.cc b/android_webview/renderer/aw_render_process_observer.cc
new file mode 100644
index 0000000000000000000000000000000000000000..3754b7eff06c1947d17d04998b284a96963fac69
--- /dev/null
+++ b/android_webview/renderer/aw_render_process_observer.cc
@@ -0,0 +1,33 @@
+// Copyright (c) 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 "android_webview/renderer/aw_render_process_observer.h"
+
+#include "android_webview/common/render_view_messages.h"
+#include "ipc/ipc_message_macros.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebCache.h"
+
+namespace android_webview {
+
+AwRenderProcessObserver::AwRenderProcessObserver() {
+}
+
+AwRenderProcessObserver::~AwRenderProcessObserver() {
+}
+
+bool AwRenderProcessObserver::OnControlMessageReceived(
+    const IPC::Message& message) {
+  bool handled = true;
+  IPC_BEGIN_MESSAGE_MAP(AwRenderProcessObserver, message)
+    IPC_MESSAGE_HANDLER(AwViewMsg_ClearCache, OnClearCache)
+    IPC_MESSAGE_UNHANDLED(handled = false)
+  IPC_END_MESSAGE_MAP()
+  return handled;
+}
+
+void AwRenderProcessObserver::OnClearCache() {
+  WebKit::WebCache::clear();
+}
+
+}  // nanemspace android_webview