Implement Browser Actions extensions....

chrome/browser/views/location_bar_view.cc

Index: chrome/browser/views/location_bar_view.cc
===================================================================
--- chrome/browser/views/location_bar_view.cc	(revision 27027)
+++ chrome/browser/views/location_bar_view.cc	(working copy)
@@ -655,7 +655,7 @@
 }
 
 void LocationBarView::RefreshPageActionViews() {
-  std::vector<PageAction*> page_actions;
+  std::vector<ContextualAction*> page_actions;
   if (profile_->GetExtensionsService())
     page_actions = profile_->GetExtensionsService()->GetPageActions();
 
@@ -1192,7 +1192,7 @@
 LocationBarView::PageActionImageView::PageActionImageView(
     LocationBarView* owner,
     Profile* profile,
-    const PageAction* page_action,
+    const ContextualAction* page_action,
     const BubblePositioner* bubble_positioner)
     : LocationBarImageView(bubble_positioner),
       owner_(owner),
@@ -1259,7 +1259,8 @@
   current_tab_id_ = ExtensionTabUtil::GetTabId(contents);
   current_url_ = url;
 
-  const PageActionState* state = contents->GetPageActionState(page_action_);
+  const ContextualActionState* state =
+      contents->GetPageActionState(page_action_);
   bool visible = state != NULL;
   if (visible) {
     // Set the tooltip.