Revert 52600 - renderer_host: Remove CanBlur method....

chrome/browser/renderer_host/render_view_host.cc

Index: chrome/browser/renderer_host/render_view_host.cc
===================================================================
--- chrome/browser/renderer_host/render_view_host.cc	(revision 52600)
+++ chrome/browser/renderer_host/render_view_host.cc	(working copy)
@@ -635,6 +635,12 @@
     view->GotFocus();
 }
 
+bool RenderViewHost::CanBlur() const {
+  // TODO(brettw) is seems like this function is never implemented. It and the
+  // messages leading here should be removed.
+  return delegate_->CanBlur();
+}
+
 void RenderViewHost::SetInitialFocus(bool reverse) {
   Send(new ViewMsg_SetInitialFocus(routing_id(), reverse));
 }