Add a shortcut to open the Apps page from the bookmark bar.

chrome/browser/ui/views/bookmarks/bookmark_bar_view.h

Index: chrome/browser/ui/views/bookmarks/bookmark_bar_view.h
diff --git a/chrome/browser/ui/views/bookmarks/bookmark_bar_view.h b/chrome/browser/ui/views/bookmarks/bookmark_bar_view.h
index ea5b94fe7b51138f79b9b5b207270d303924e503..b1f6d543411d1097c3fae46c37d816256d369e68 100644
--- a/chrome/browser/ui/views/bookmarks/bookmark_bar_view.h
+++ b/chrome/browser/ui/views/bookmarks/bookmark_bar_view.h
@@ -12,6 +12,7 @@
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/weak_ptr.h"
+#include "base/prefs/public/pref_change_registrar.h"
 #include "chrome/browser/bookmarks/bookmark_model_observer.h"
 #include "chrome/browser/bookmarks/bookmark_node_data.h"
 #include "chrome/browser/ui/bookmarks/bookmark_bar.h"
@@ -289,6 +290,9 @@ class BookmarkBarView : public DetachableToolbarView,
   // Creates the button for rendering the specified bookmark node.
   views::View* CreateBookmarkButton(const BookmarkNode* node);
 
+  // Creates the button for rendering the apps page shortcut.
+  views::TextButton* CreateAppsPageShortcutButton();
+
   // Configures the button from the specified node. This sets the text,
   // and icon.
   void ConfigureButton(const BookmarkNode* node, views::TextButton* button);
@@ -351,6 +355,14 @@ class BookmarkBarView : public DetachableToolbarView,
   // desired bounds. If |compute_bounds_only| = FALSE, the bounds are set.
   gfx::Size LayoutItems(bool compute_bounds_only);
 
+  // Returns true is we should show the apps shortcut.
+  bool ShouldShowAppsShortcut();

[Alexei Svitkine (slow), 2013/02/25 21:13:29]

Can this be const?

[MAD, 2013/02/25 21:41:01]

Done.

+
+  // Updates the visibility of the apps shortcut based on the pref value.
+  void OnAppsPageShortcutVisibilityChanged();
+
+  PrefChangeRegistrar profile_pref_registrar_;

[Alexei Svitkine (slow), 2013/02/25 21:13:29]

Comment mentioning which pref this is for.

[MAD, 2013/02/25 21:41:01]

Done.

+
   // Used for opening urls.
   content::PageNavigator* page_navigator_;
 
@@ -374,6 +386,9 @@ class BookmarkBarView : public DetachableToolbarView,
   // Shows the other bookmark entries.
   views::MenuButton* other_bookmarked_button_;
 
+  // Shows the Apps page shortcut.
+  views::TextButton* apps_page_shortcut_;
+
   // Task used to delay showing of the drop menu.
   base::WeakPtrFactory<BookmarkBarView> show_folder_method_factory_;