Compact Navigation prototype

chrome/browser/tabs/tab_strip_model.cc

Index: chrome/browser/tabs/tab_strip_model.cc
===================================================================
--- chrome/browser/tabs/tab_strip_model.cc	(revision 84869)
+++ chrome/browser/tabs/tab_strip_model.cc	(working copy)
@@ -711,6 +711,10 @@
   MoveTabContentsAt(active_index(), new_index, true);
 }
 
+void TabStripModel::ActiveTabClicked(int index) {
+  FOR_EACH_OBSERVER(TabStripModelObserver, observers_, ActiveTabClicked(index));
+}
+
 // Context menu functions.
 bool TabStripModel::IsContextMenuCommandEnabled(
     int context_index, ContextMenuCommand command_id) const {
@@ -764,6 +768,7 @@
           delegate_->CanBookmarkAllTabs();
 
     case CommandUseVerticalTabs:
+    case CommandUseCompactNavigationBar:
       return true;
 
     case CommandSelectByDomain:
@@ -782,6 +787,8 @@
   switch (command_id) {
     case CommandUseVerticalTabs:
       return delegate()->UseVerticalTabs();
+    case CommandUseCompactNavigationBar:
+      return delegate()->UseCompactNavigationBar();
     default:
       NOTREACHED();
       break;
@@ -904,6 +911,14 @@
       break;
     }
 
+    case CommandUseCompactNavigationBar: {
+      UserMetrics::RecordAction(
+          UserMetricsAction("TabContextMenu_CompactNavigationBar"));
+
+      delegate()->ToggleUseCompactNavigationBar();
+      break;
+    }
+
     case CommandSelectByDomain:
     case CommandSelectByOpener: {
       std::vector<int> indices;
@@ -1029,6 +1044,9 @@
     case CommandUseVerticalTabs:
       *browser_cmd = IDC_TOGGLE_VERTICAL_TABS;
       break;
+    case CommandUseCompactNavigationBar:
+      *browser_cmd = IDC_COMPACT_NAVBAR;
+      break;
     default:
       *browser_cmd = 0;
       return false;