Chromium plumbing to use the selection root bounds.

content/browser/renderer_host/render_view_host_impl.cc

Index: content/browser/renderer_host/render_view_host_impl.cc
diff --git a/content/browser/renderer_host/render_view_host_impl.cc b/content/browser/renderer_host/render_view_host_impl.cc
index 05d75abfecc1fe70379e70b9f9c34141d9f32a54..96d65badae9f2e735be16106a74ded8f640403c7 100644
--- a/content/browser/renderer_host/render_view_host_impl.cc
+++ b/content/browser/renderer_host/render_view_host_impl.cc
@@ -1192,6 +1192,8 @@ bool RenderViewHostImpl::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(ViewHostMsg_SelectionChanged, OnSelectionChanged)
     IPC_MESSAGE_HANDLER(ViewHostMsg_SelectionBoundsChanged,
                         OnSelectionBoundsChanged)
+    IPC_MESSAGE_HANDLER(ViewHostMsg_SelectionRootBoundsChanged,
+                        OnSelectionRootBoundsChanged)
     IPC_MESSAGE_HANDLER(ViewHostMsg_ScriptEvalResponse, OnScriptEvalResponse)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DidZoomURL, OnDidZoomURL)
     IPC_MESSAGE_HANDLER(DesktopNotificationHostMsg_RequestPermission,
@@ -1452,6 +1454,13 @@ void RenderViewHostImpl::OnSelectionBoundsChanged(
   }
 }
 
+void RenderViewHostImpl::OnSelectionRootBoundsChanged(
+    const gfx::Rect& bounds) {
+  if (view_) {
+    view_->SelectionRootBoundsChanged(bounds);
+  }
+}
+
 void RenderViewHostImpl::OnRouteCloseEvent() {
   // Have the delegate route this to the active RenderViewHost.
   delegate_->RouteCloseEvent(this);