Mac: Give bubble windows an initial position before showing them.

chrome/browser/ui/cocoa/base_bubble_controller.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/base_bubble_controller.h"
 
 #include "base/logging.h"
 #include "base/mac/bundle_locations.h"
 #include "base/mac/mac_util.h"
 #include "base/mac/scoped_nsobject.h"
@@ skipping 54 matching lines @@
                         parentWindow:window
                           anchoredAt:anchor];
 }
 
 - (id)initWithWindow:(NSWindow*)theWindow
         parentWindow:(NSWindow*)parentWindow
           anchoredAt:(NSPoint)anchoredAt {
   DCHECK(theWindow);
   if ((self = [super initWithWindow:theWindow])) {
     parentWindow_ = parentWindow;
-    anchor_ = anchoredAt;
     shouldOpenAsKeyWindow_ = YES;
     shouldCloseOnResignKey_ = YES;
 
     DCHECK(![[self window] delegate]);
     [theWindow setDelegate:self];
 
     base::scoped_nsobject<InfoBubbleView> contentView(
         [[InfoBubbleView alloc] initWithFrame:NSZeroRect]);
     [theWindow setContentView:contentView.get()];
     bubble_ = contentView.get();
 
     [self registerForNotifications];
     [self awakeFromNib];
+    [self setAnchorPoint:anchoredAt];
   }
   return self;
 }
 
 - (void)awakeFromNib {
   // Check all connections have been made in Interface Builder.
   DCHECK([self window]);
   DCHECK(bubble_);
   DCHECK_EQ(self, [[self window] delegate]);
 
@@ skipping 281 matching lines @@
 
 - (void)activateTabWithContents:(content::WebContents*)newContents
                previousContents:(content::WebContents*)oldContents
                         atIndex:(NSInteger)index
                          reason:(int)reason {
   // The user switched tabs; close.
   [self close];
 }
 
 @end  // BaseBubbleController