log the click activate/deactive of translate icon on location bar

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

 // Copyright 2013 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_BUBBLE_ICON_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_BUBBLE_ICON_VIEW_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 33 matching lines @@
   // Sets the image that should be displayed in |image_|.
   void SetImage(const gfx::ImageSkia* image_skia);
 
   // Returns the image currently displayed, which can be empty if not set.
   // The returned image is owned by |image_|.
   const gfx::ImageSkia& GetImage() const;
 
   // Sets the tooltip text.
   void SetTooltipText(const base::string16& tooltip);
 
+  // Invoked after the icon is clicked.

[msw, 2016/05/11 18:51:35]

nit: "icon is pressed."

[ftang, 2016/05/11 23:20:23]

Done.

+  virtual void OnClicked(bool activated) {}

[msw, 2016/05/11 18:51:35]

nit: rename OnPressed to cover touch/keyboard invocation.

[ftang, 2016/05/11 23:20:23]

Done.

+
   // Invoked prior to executing the command.
   virtual void OnExecuting(ExecuteSource execute_source) = 0;
 
   // views::View:
   void GetAccessibleState(ui::AXViewState* state) override;
-  bool GetTooltipText(const gfx::Point& p, base::string16* tooltip) const
-      override;
+  bool GetTooltipText(const gfx::Point& p,
+                      base::string16* tooltip) const override;
   gfx::Size GetPreferredSize() const override;
   void Layout() override;
   bool OnMousePressed(const ui::MouseEvent& event) override;
   void OnMouseReleased(const ui::MouseEvent& event) override;
   bool OnKeyPressed(const ui::KeyEvent& event) override;
   bool OnKeyReleased(const ui::KeyEvent& event) override;
   void ViewHierarchyChanged(
       const ViewHierarchyChangedDetails& details) override;
   void OnNativeThemeChanged(const ui::NativeTheme* theme) override;
   void AddInkDropLayer(ui::Layer* ink_drop_layer) override;
   void RemoveInkDropLayer(ui::Layer* ink_drop_layer) override;
   std::unique_ptr<views::InkDropHover> CreateInkDropHover() const override;
   SkColor GetInkDropBaseColor() const override;
 
   // ui::EventHandler:
   void OnGestureEvent(ui::GestureEvent* event) override;
 
   // views::WidgetObserver:
   void OnWidgetDestroying(views::Widget* widget) override;
-  void OnWidgetVisibilityChanged(views::Widget* widget,
-                                 bool visible) override;
+  void OnWidgetVisibilityChanged(views::Widget* widget, bool visible) override;
 
  protected:
   // Calls OnExecuting and runs |command_id_| with a valid |command_updater_|.
   virtual void ExecuteCommand(ExecuteSource source);
 
   // Returns the bubble instance for the icon.
   virtual views::BubbleDialogDelegateView* GetBubble() const = 0;
 
   // Gets the given vector icon in the correct color and size based on |active|
   // and whether Chrome's in material design mode.
@@ skipping 36 matching lines @@
   // prevent the bubble from reshowing.
   bool suppress_mouse_released_action_;
 
   // Animation delegate for the ink drop ripple effect.
   std::unique_ptr<views::InkDropDelegate> ink_drop_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(BubbleIconView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_BUBBLE_ICON_VIEW_H_