text input focus: Supports Window::GetFocusedTextInputClient.

ui/views/widget/desktop_aura/desktop_native_widget_aura.cc

 // Copyright (c) 2012 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 "ui/views/widget/desktop_aura/desktop_native_widget_aura.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/client/cursor_client.h"
@@ skipping 958 matching lines @@
 // DesktopNativeWidgetAura, aura::WindowDelegate implementation:
 
 gfx::Size DesktopNativeWidgetAura::GetMinimumSize() const {
   return native_widget_delegate_->GetMinimumSize();
 }
 
 gfx::Size DesktopNativeWidgetAura::GetMaximumSize() const {
   return native_widget_delegate_->GetMaximumSize();
 }
 
+ui::TextInputClient* DesktopNativeWidgetAura::GetFocusedTextInputClient() {
+  return GetWidget()->GetFocusedTextInputClient();
+}
+
 gfx::NativeCursor DesktopNativeWidgetAura::GetCursor(const gfx::Point& point) {
   return cursor_;
 }
 
 int DesktopNativeWidgetAura::GetNonClientComponent(
     const gfx::Point& point) const {
   return native_widget_delegate_->GetNonClientComponent(point);
 }
 
 bool DesktopNativeWidgetAura::ShouldDescendIntoChildForEventHandling(
@@ skipping 240 matching lines @@
   if (cursor_reference_count_ == 0) {
     // We are the last DesktopNativeWidgetAura instance, and we are responsible
     // for cleaning up |cursor_manager_|.
     delete cursor_manager_;
     native_cursor_manager_ = NULL;
     cursor_manager_ = NULL;
   }
 }
 
 }  // namespace views