Create a prominent omnibox UI element to add pages to the app launcher.

chrome/browser/ui/views/location_bar/add_to_app_launcher_view.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright 2014 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.
 
-#ifndef CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_CONTENT_SETTING_IMAGE_VIEW_H_
-#define CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_CONTENT_SETTING_IMAGE_VIEW_H_
+#ifndef CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_ADD_TO_APP_LAUNCHER_VIEW_H_
+#define CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_ADD_TO_APP_LAUNCHER_VIEW_H_
 
 #include "base/memory/scoped_ptr.h"
-#include "chrome/common/content_settings_types.h"
 #include "ui/gfx/animation/animation_delegate.h"
 #include "ui/gfx/animation/slide_animation.h"
 #include "ui/views/painter.h"
 #include "ui/views/view.h"
-#include "ui/views/widget/widget_observer.h"
 
-class ContentSettingImageModel;
 class LocationBarView;
 
 namespace content {
 class WebContents;
 }
 
 namespace gfx {
 class FontList;
 }
 
 namespace views {
 class ImageView;
 class Label;
 }
 
-// The ContentSettingImageView displays an icon and optional text label for
-// various content settings affordances in the location bar (i.e. plugin
-// blocking, geolocation).
-class ContentSettingImageView : public gfx::AnimationDelegate,
-                                public views::View,
-                                public views::WidgetObserver {
+// The AddToAppLauncherView displays a UI to allow adding the current page to
+// the App Launcher in the location bar.
+class AddToAppLauncherView : public gfx::AnimationDelegate, public views::View {
  public:
-  ContentSettingImageView(ContentSettingsType content_type,
-                          LocationBarView* parent,
-                          const gfx::FontList& font_list,
-                          SkColor text_color,
-                          SkColor parent_background_color);
-  virtual ~ContentSettingImageView();
+  AddToAppLauncherView(LocationBarView* parent,
+                       const gfx::FontList& font_list,
+                       SkColor text_color,
+                       SkColor parent_background_color);
+  virtual ~AddToAppLauncherView();
 
   // Updates the decoration from the shown WebContents.
   void Update(content::WebContents* web_contents);
 
  private:
   // Number of milliseconds spent animating open; also the time spent animating
   // closed.
   static const int kOpenTimeMS;
 
   // The total animation time, including open and close as well as an
   // intervening "stay open" period.
   static const int kAnimationDurationMS;
 
   // Amount of padding at the edges of the bubble.  If |by_icon| is true, this
   // is the padding next to the icon; otherwise it's the padding next to the
   // label.  (We increase padding next to the label by the amount of padding
   // "built in" to the icon in order to make the bubble appear to have
   // symmetrical padding.)
   static int GetBubbleOuterPadding(bool by_icon);
 
   // gfx::AnimationDelegate:
   virtual void AnimationEnded(const gfx::Animation* animation) OVERRIDE;
   virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE;
   virtual void AnimationCanceled(const gfx::Animation* animation) OVERRIDE;
 
   // views::View:
   virtual gfx::Size GetPreferredSize() const OVERRIDE;
   virtual void Layout() OVERRIDE;
-  virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE;
-  virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE;
-  virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
   virtual void OnPaintBackground(gfx::Canvas* canvas) OVERRIDE;
 
-  // views::WidgetObserver:
-  virtual void OnWidgetDestroying(views::Widget* widget) OVERRIDE;
-
   bool background_showing() const {
     return slide_animator_.is_animating() || pause_animation_;
   }
 
   int GetTotalSpacingWhileAnimating() const;
   void OnClick();

[calamity, 2014/06/11 02:05:23]

This isn't defined.

[benwells, 2014/06/11 04:09:48]

Done.

 
   LocationBarView* parent_;  // Weak, owns us.
-  scoped_ptr<ContentSettingImageModel> content_setting_image_model_;
   scoped_ptr<views::Painter> background_painter_;
   views::ImageView* icon_;
   views::Label* text_label_;
   gfx::SlideAnimation slide_animator_;
   bool pause_animation_;
   double pause_animation_state_;

[calamity, 2014/06/11 02:05:23]

pause_animation_ and pause_animation_state_ are unused.

[benwells, 2014/06/11 04:09:48]

Done.

-  views::Widget* bubble_widget_;
 
-  DISALLOW_COPY_AND_ASSIGN(ContentSettingImageView);
+  DISALLOW_COPY_AND_ASSIGN(AddToAppLauncherView);
 };
 
-#endif  // CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_CONTENT_SETTING_IMAGE_VIEW_H_
+#endif  // CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_ADD_TO_APP_LAUNCHER_VIEW_H_