Add candidatewindow* events related IPCs

content/renderer/render_widget.cc

Index: content/renderer/render_widget.cc
diff --git a/content/renderer/render_widget.cc b/content/renderer/render_widget.cc
index e2b49d84aa0aeef2cb5e79a518bf5e13c233a7e8..eac2c74afad2245e6c340a28d38a7586db6cfa55 100644
--- a/content/renderer/render_widget.cc
+++ b/content/renderer/render_widget.cc
@@ -591,6 +591,10 @@ bool RenderWidget::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateRect_ACK, OnUpdateRectAck)
     IPC_MESSAGE_HANDLER(ViewMsg_SwapBuffers_ACK, OnSwapBuffersComplete)
     IPC_MESSAGE_HANDLER(ViewMsg_SetInputMethodActive, OnSetInputMethodActive)
+    IPC_MESSAGE_HANDLER(ViewMsg_CandidateWindowShown, OnCandidateWindowShown)
+    IPC_MESSAGE_HANDLER(ViewMsg_CandidateWindowUpdated,
+                        OnCandidateWindowUpdated)
+    IPC_MESSAGE_HANDLER(ViewMsg_CandidateWindowHidden, OnCandidateWindowHidden)
     IPC_MESSAGE_HANDLER(ViewMsg_ImeSetComposition, OnImeSetComposition)
     IPC_MESSAGE_HANDLER(ViewMsg_ImeConfirmComposition, OnImeConfirmComposition)
     IPC_MESSAGE_HANDLER(ViewMsg_PaintAtSize, OnPaintAtSize)
@@ -2082,6 +2086,18 @@ void RenderWidget::OnSetInputMethodActive(bool is_active) {
   input_method_is_active_ = is_active;
 }
 
+void RenderWidget::OnCandidateWindowShown() {
+  webwidget_->didShowCandidateWindow();
+}
+
+void RenderWidget::OnCandidateWindowUpdated() {
+  webwidget_->didUpdateCandidateWindow();
+}
+
+void RenderWidget::OnCandidateWindowHidden() {
+  webwidget_->didHideCandidateWindow();
+}
+
 void RenderWidget::OnImeSetComposition(
     const string16& text,
     const std::vector<WebCompositionUnderline>& underlines,