[WebView] Add a new flushVisualState API to AwContents.

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index fb5f2b51b94291be69fbca171ff0649e3d82116e..a26866c3a21dc42895efc7870fbc3a4aa65cdf33 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -982,6 +982,8 @@ bool RenderFrameImpl::OnMessageReceived(const IPC::Message& msg) {
                         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)
@@ -1448,6 +1450,12 @@ void RenderFrameImpl::HandleJavascriptExecutionResult(
   }
 }
 
+void RenderFrameImpl::OnFlushVisualStateRequest(int id) {

[mkosiba (inactive), 2015/01/27 22:07:20]

int64?

[Ignacio Solla, 2015/02/05 16:00:38]

Done.

[Ignacio Solla, 2015/02/05 16:00:38]

Done.

+  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())