Use input method's context for tracking focus states in OnGrabNotify.

chrome/browser/renderer_host/render_widget_host_view_gtk.cc

 // Copyright (c) 2011 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 net::URLRequestStatus::Status.
 #include "chrome/common/render_messages.h"
@@ skipping 198 matching lines @@
                              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;
+    host_view->was_imcontext_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.
   static void OnGrabNotify(GtkWidget* widget, gboolean was_grabbed,
                            RenderWidgetHostViewGtk* host_view) {
     if (was_grabbed) {
-      if (host_view->was_focused_before_grab_)
+      if (host_view->was_imcontext_focused_before_grab_)
         host_view->im_context_->OnFocusIn();
     } else {
-      host_view->was_focused_before_grab_ = host_view->HasFocus();
-      if (host_view->was_focused_before_grab_) {
+      host_view->was_imcontext_focused_before_grab_ =
+          host_view->im_context_->is_focused();
+      if (host_view->was_imcontext_focused_before_grab_) {
         gdk_window_set_cursor(widget->window, NULL);
         host_view->im_context_->OnFocusOut();
       }
     }
   }
 
   static gboolean OnButtonPressReleaseEvent(
       GtkWidget* widget,
       GdkEventButton* event,
       RenderWidgetHostViewGtk* host_view) {
@@ skipping 253 matching lines @@
 RenderWidgetHostViewGtk::RenderWidgetHostViewGtk(RenderWidgetHost* widget_host)
     : host_(widget_host),
       about_to_validate_and_paint_(false),
       is_hidden_(false),
       is_loading_(false),
       is_showing_context_menu_(false),
       overlay_color_(0),
       overlay_animation_(this),
       parent_(NULL),
       is_popup_first_mouse_release_(true),
-      was_focused_before_grab_(false),
+      was_imcontext_focused_before_grab_(false),
       do_x_grab_(false),
       is_fullscreen_(false),
       destroy_handler_id_(0),
       dragged_at_horizontal_edge_(0),
       dragged_at_vertical_edge_(0),
       compositing_surface_(gfx::kNullPluginWindow),
       last_mouse_down_(NULL) {
   host_->SetView(this);
 }
 
@@ skipping 661 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);
 }