text input focus: Supports Window::GetFocusedTextInputClient.

ui/views/widget/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/native_widget_aura.h"
 
 #include "base/bind.h"
 #include "base/strings/string_util.h"
 #include "third_party/skia/include/core/SkRegion.h"
 #include "ui/aura/client/aura_constants.h"
@@ skipping 753 matching lines @@
   // handles the case of a maximize animation acquiring the layer (acquiring a
   // layer results in clearing the bounds).
   if (old_bounds.origin() != new_bounds.origin() ||
       (old_bounds == gfx::Rect(0, 0, 0, 0) && !new_bounds.IsEmpty())) {
     delegate_->OnNativeWidgetMove();
   }
   if (old_bounds.size() != new_bounds.size())
     delegate_->OnNativeWidgetSizeChanged(new_bounds.size());
 }
 
+ui::TextInputClient* NativeWidgetAura::GetFocusedTextInputClient() {
+  return GetWidget()->GetFocusedTextInputClient();
+}
+
 gfx::NativeCursor NativeWidgetAura::GetCursor(const gfx::Point& point) {
   return cursor_;
 }
 
 int NativeWidgetAura::GetNonClientComponent(const gfx::Point& point) const {
   return delegate_->GetNonClientComponent(point);
 }
 
 bool NativeWidgetAura::ShouldDescendIntoChildForEventHandling(
       aura::Window* child,
@@ skipping 417 matching lines @@
   l10n_util::AdjustUIFont(&(ncm.lfCaptionFont));
   base::win::ScopedHFONT caption_font(CreateFontIndirect(&(ncm.lfCaptionFont)));
   return gfx::FontList(gfx::Font(caption_font));
 #else
   return gfx::FontList();
 #endif
 }
 
 }  // namespace internal
 }  // namespace views