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

chrome/browser/ui/views/tabs/tab_strip.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 "chrome/browser/ui/views/tabs/tab_strip.h"
 
 #if defined(OS_WIN)
 #include <windowsx.h>
 #endif
 
@@ skipping 535 matching lines @@
 
 ///////////////////////////////////////////////////////////////////////////////
 // TabStrip, public:
 
 // static
 const char TabStrip::kViewClassName[] = "TabStrip";
 
 // static
 const int TabStrip::kMiniToNonMiniGap = 3;
 
-TabStrip::TabStrip(TabStripController* controller)
+TabStrip::TabStrip(TabStripController* controller,
+                   bool instant_extended_api_enabled)
     : controller_(controller),
+      instant_extended_api_enabled_(instant_extended_api_enabled),
       newtab_button_(NULL),
       current_unselected_width_(Tab::GetStandardSize().width()),
       current_selected_width_(Tab::GetStandardSize().width()),
       available_width_for_tabs_(-1),
       in_tab_close_(false),
       animation_container_(new ui::AnimationContainer()),
       ALLOW_THIS_IN_INITIALIZER_LIST(bounds_animator_(this)),
       layout_type_(TAB_STRIP_LAYOUT_SHRINK),
       adjust_layout_(false),
       reset_to_shrink_on_release_(false),
@@ skipping 534 matching lines @@
 
     if (previous_tab_bounds.right() + tab_h_offset() != tab_bounds.x()) {
       int x = previous_tab_bounds.right() - tab_bounds.x() -
           stacked_tab_right_clip();
       clip->SetRect(x, 0, tab_bounds.width() - x, tab_bounds.height());
     }
   }
   return true;
 }
 
+bool TabStrip::IsInstantExtendedAPIEnabled() {
+  return instant_extended_api_enabled_;
+}
+
 void TabStrip::MouseMovedOutOfHost() {
   ResizeLayoutTabs();
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // TabStrip, views::View overrides:
 
 void TabStrip::Layout() {
   // Only do a layout if our size changed.
   if (last_layout_size_ == size())
@@ skipping 1208 matching lines @@
 
   int mini_tab_count = GetMiniTabCount();
   int normal_count = tab_count() - mini_tab_count;
   if (normal_count == 0 || normal_count == mini_tab_count)
     return false;
   int x = GetStartXForNormalTabs();
   int available_width = width() - x - new_tab_button_width();
   return (Tab::GetTouchWidth() * normal_count +
           tab_h_offset() * (normal_count - 1)) > available_width;
 }