Allow browser process to request selection of word around caret

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index d9284aeb6bd1ea043018fc97698d5d66fd36d02a..3924d067a73fab56be2ddd417e361ef7c937c88c 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -1134,6 +1134,7 @@ bool RenderViewImpl::OnMessageReceived(const IPC::Message& message) {
                         OnReleaseDisambiguationPopupBitmap)
     IPC_MESSAGE_HANDLER(ViewMsg_WindowSnapshotCompleted,
                         OnWindowSnapshotCompleted)
+    IPC_MESSAGE_HANDLER(ViewMsg_SelectWordAroundCaret, OnSelectWordAroundCaret)
 #if defined(OS_ANDROID)
     IPC_MESSAGE_HANDLER(InputMsg_ActivateNearestFindResult,
                         OnActivateNearestFindResult)
@@ -1167,6 +1168,15 @@ bool RenderViewImpl::OnMessageReceived(const IPC::Message& message) {
   return handled;
 }
 
+void RenderViewImpl::OnSelectWordAroundCaret() {
+  if (!webview())
+    return;
+
+  handling_input_event_ = true;
+  webview()->focusedFrame()->selectWordAroundCaret();
+  handling_input_event_ = false;
+}
+
 void RenderViewImpl::OnNavigate(const FrameMsg_Navigate_Params& params) {
   FOR_EACH_OBSERVER(RenderViewObserver, observers_, Navigate(params.url));
 }