Add ManagePasswordsBubbleController and unit tests.

chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h

Index: chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h
diff --git a/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h b/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h
index 6dc702de60b901954e6425513e74641387221ec1..27fc10a680361e27e9a035182cf15ad921bea879 100644
--- a/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h
+++ b/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h
@@ -112,6 +112,10 @@ class LocationBarViewMac : public LocationBar,
   // aim at.
   NSPoint GetTranslateBubblePoint() const;
 
+  // Get the point in window coordinates in the lock icon for the Manage
+  // Passwords bubble to aim at.
+  NSPoint GetManagePasswordsBubblePoint() const;
+
   // Get the point in window coordinates in the security icon at which the page
   // info bubble aims.
   NSPoint GetPageInfoBubblePoint() const;