[cros] Fix two issues related to gtk im context support.

chrome/browser/renderer_host/render_widget_host_view_gtk.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/renderer_host/render_widget_host_view_gtk.h"
 
 // If this gets included after the gtk headers, then a bunch of compiler
 // errors happen because of a "#define Status int" in Xlib.h, which interacts
 // badly with URLRequestStatus::Status.
 #include "chrome/common/render_messages.h"
@@ skipping 182 matching lines @@
   static gboolean OnFocusOut(GtkWidget* widget, GdkEventFocus* focus,
                              RenderWidgetHostViewGtk* host_view) {
     // Whenever we lose focus, set the cursor back to that of our parent window,
     // which should be the default arrow.
     gdk_window_set_cursor(widget->window, NULL);
     // If we are showing a context menu, maintain the illusion that webkit has
     // focus.
     if (!host_view->is_showing_context_menu_)
       host_view->GetRenderWidgetHost()->Blur();
 
+    // Prevents us from stealing input context focus in OnGrabNotify() handler.
+    host_view->was_focused_before_grab_ = false;
+
     // Disable the GtkIMContext object.
     host_view->im_context_->OnFocusOut();
 
     return TRUE;
   }
 
   // Called when we are shadowed or unshadowed by a keyboard grab (which will
   // occur for activatable popups, such as dropdown menus). Popup windows do not
   // take focus, so we never get a focus out or focus in event when they are
   // shown, and must rely on this signal instead.
@@ skipping 844 matching lines @@
 }
 
 // static
 RenderWidgetHostView*
     RenderWidgetHostView::GetRenderWidgetHostViewFromNativeView(
         gfx::NativeView widget) {
   gpointer user_data = g_object_get_data(G_OBJECT(widget),
                                          kRenderWidgetHostViewKey);
   return reinterpret_cast<RenderWidgetHostView*>(user_data);
 }