alternate ntp (cros/partial-win): add tab-related stuff and toolbar/tab background change

chrome/browser/ui/views/tabs/tab_strip.h

Index: chrome/browser/ui/views/tabs/tab_strip.h
diff --git a/chrome/browser/ui/views/tabs/tab_strip.h b/chrome/browser/ui/views/tabs/tab_strip.h
index c3f2318dc9527e7d8007131e3ab495961a4f3700..511ab0e116c35c698196622ed17c909e21821be6 100644
--- a/chrome/browser/ui/views/tabs/tab_strip.h
+++ b/chrome/browser/ui/views/tabs/tab_strip.h
@@ -54,7 +54,8 @@ class TabStrip : public views::View,
  public:
   static const char kViewClassName[];
 
-  explicit TabStrip(TabStripController* controller);
+  TabStrip(TabStripController* controller,
+           bool instant_extended_api_enabled);
   virtual ~TabStrip();
 
   // Sets the layout type. If |adjust_layout| is true the layout type changes
@@ -186,6 +187,7 @@ class TabStrip : public views::View,
   virtual void OnMouseEventInTab(views::View* source,
                                  const views::MouseEvent& event) OVERRIDE;
   virtual bool ShouldPaintTab(const BaseTab* tab, gfx::Rect* clip) OVERRIDE;
+  virtual bool IsInstantExtendedAPIEnabled() OVERRIDE;
 
   // MouseWatcherListener overrides:
   virtual void MouseMovedOutOfHost() OVERRIDE;
@@ -474,6 +476,8 @@ class TabStrip : public views::View,
 
   scoped_ptr<TabStripController> controller_;
 
+  const bool instant_extended_api_enabled_;
+
   // The "New Tab" button.
   NewTabButton* newtab_button_;