[WebView] Add a new flushVisualState API to AwContents.

content/renderer/render_frame_impl.cc

 // Copyright 2013 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 "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 963 matching lines @@
                         OnExtendSelectionAndDelete)
     IPC_MESSAGE_HANDLER(InputMsg_SetCompositionFromExistingText,
                         OnSetCompositionFromExistingText)
     IPC_MESSAGE_HANDLER(InputMsg_ExecuteNoValueEditCommand,
                         OnExecuteNoValueEditCommand)
     IPC_MESSAGE_HANDLER(FrameMsg_CSSInsertRequest, OnCSSInsertRequest)
     IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequest,
                         OnJavaScriptExecuteRequest)
     IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequestForTests,
                         OnJavaScriptExecuteRequestForTests)
+    IPC_MESSAGE_HANDLER(FrameMsg_FlushVisualStateRequest,
+                        OnFlushVisualStateRequest)
     IPC_MESSAGE_HANDLER(FrameMsg_SetEditableSelectionOffsets,
                         OnSetEditableSelectionOffsets)
     IPC_MESSAGE_HANDLER(FrameMsg_SetupTransitionView, OnSetupTransitionView)
     IPC_MESSAGE_HANDLER(FrameMsg_BeginExitTransition, OnBeginExitTransition)
     IPC_MESSAGE_HANDLER(FrameMsg_RevertExitTransition, OnRevertExitTransition)
     IPC_MESSAGE_HANDLER(FrameMsg_HideTransitionElements,
                         OnHideTransitionElements)
     IPC_MESSAGE_HANDLER(FrameMsg_ShowTransitionElements,
                         OnShowTransitionElements)
     IPC_MESSAGE_HANDLER(FrameMsg_Reload, OnReload)
@@ skipping 446 matching lines @@
       converter.SetRegExpAllowed(true);
       base::Value* result_value = converter.FromV8Value(result, context);
       list.Set(0, result_value ? result_value : base::Value::CreateNullValue());
     } else {
       list.Set(0, base::Value::CreateNullValue());
     }
     Send(new FrameHostMsg_JavaScriptExecuteResponse(routing_id_, id, list));
   }
 }
 
+void RenderFrameImpl::OnFlushVisualStateRequest(int id) {
+  GetRenderWidget()->QueueMessage(
+      new FrameHostMsg_FlushVisualStateResponse(routing_id_, id),
+      MESSAGE_DELIVERY_POLICY_WITH_VISUAL_STATE);
+}
+
 void RenderFrameImpl::OnSetEditableSelectionOffsets(int start, int end) {
   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
   if (!GetRenderWidget()->ShouldHandleImeEvent())
     return;
   ImeEventGuard guard(GetRenderWidget());
   frame_->setEditableSelectionOffsets(start, end);
 }
 
 void RenderFrameImpl::OnSetCompositionFromExistingText(
     int start, int end,
@@ skipping 2931 matching lines @@
 
 #if defined(ENABLE_BROWSER_CDMS)
 RendererCdmManager* RenderFrameImpl::GetCdmManager() {
   if (!cdm_manager_)
     cdm_manager_ = new RendererCdmManager(this);
   return cdm_manager_;
 }
 #endif  // defined(ENABLE_BROWSER_CDMS)
 
 }  // namespace content