Cache gfx::RenderText instances in views::Label.

ui/views/controls/button/label_button.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/controls/button/label_button.h"
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "ui/gfx/animation/throb_animation.h"
 #include "ui/gfx/canvas.h"
@@ skipping 138 matching lines @@
   label_->SetFontList(
       style_ == STYLE_BUTTON && is_default_ ?
       cached_bold_font_list_ : cached_normal_font_list_);
 }
 
 void LabelButton::SetElideBehavior(gfx::ElideBehavior elide_behavior) {
   label_->SetElideBehavior(elide_behavior);
 }
 
 gfx::HorizontalAlignment LabelButton::GetHorizontalAlignment() const {
-  return label_->GetHorizontalAlignment();
+  return label_->horizontal_alignment();
 }
 
 void LabelButton::SetHorizontalAlignment(gfx::HorizontalAlignment alignment) {
   label_->SetHorizontalAlignment(alignment);
   InvalidateLayout();
 }
 
 void LabelButton::SetMinSize(const gfx::Size& min_size) {
   min_size_ = min_size;
   ResetCachedPreferredSize();
@@ skipping 346 matching lines @@
   GetExtraParams(params);
   return ui::NativeTheme::kHovered;
 }
 
 void LabelButton::ResetCachedPreferredSize() {
   cached_preferred_size_valid_ = false;
   cached_preferred_size_ = gfx::Size();
 }
 
 }  // namespace views