mac: Pin page info contents to top of bubble.

chrome/browser/ui/cocoa/page_info_bubble_controller.mm

 // Copyright (c) 2011 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/page_info_bubble_controller.h"
 
 #include "base/compiler_specific.h"
 #include "base/message_loop.h"
 #include "base/sys_string_conversions.h"
 #include "base/task.h"
@@ skipping 270 matching lines @@
     offset += [self addHelpButtonToSubviews:subviews atOffset:offset];
 
   // Add the bottom padding.
   offset += kVerticalSpacing;
 
   // Create the dummy view that uses flipped coordinates.
   NSRect contentFrame = NSMakeRect(0, 0, kWindowWidth, offset);
   scoped_nsobject<PageInfoContentView> contentView(
       [[PageInfoContentView alloc] initWithFrame:contentFrame]);
   [contentView setSubviews:subviews];
+  [contentView setAutoresizingMask:NSViewMinYMargin];
 
   NSRect windowFrame = NSMakeRect(0, 0, kWindowWidth, offset);
   windowFrame.size = [[[self window] contentView] convertSize:windowFrame.size
                                                        toView:nil];
   // Adjust the origin by the difference in height.
   windowFrame.origin = [[self window] frame].origin;
   windowFrame.origin.y -= NSHeight(windowFrame) -
       NSHeight([[self window] frame]);
 
   // Resize the window. Only animate if the window is visible, otherwise it
@@ skipping 169 matching lines @@
     LocationBarViewMac* locationBar = [controller locationBarBridge];
     if (locationBar) {
       NSPoint bubblePoint = locationBar->GetPageInfoBubblePoint();
       origin = [parent convertBaseToScreen:bubblePoint];
     }
   }
   return origin;
 }
 
 @end