Prepare chrome/ for compilation with OS X 10.7 deployment target.

chrome/browser/ui/cocoa/autofill/autofill_tooltip_controller.mm

 // Copyright 2013 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/autofill/autofill_tooltip_controller.h"
 
 #include "base/mac/foundation_util.h"
 #import "chrome/browser/ui/cocoa/autofill/autofill_bubble_controller.h"
 #import "ui/base/cocoa/base_view.h"
+#include "ui/base/cocoa/cocoa_base_utils.h"
 #import "ui/base/cocoa/hover_image_button.h"
 
 // Delay time before tooltip shows/hides.
 const NSTimeInterval kTooltipDelay = 0.1;
 
 // How far to inset tooltip contents.
 CGFloat kTooltipInset = 10;
 
 #pragma mark AutofillTooltipController - private methods
 
@@ skipping 137 matching lines @@
   [trackingView setAutoresizesSubviews:YES];
   [oldContentView setFrame:[trackingView bounds]];
   [oldContentView
       setAutoresizingMask:(NSViewWidthSizable | NSViewHeightSizable)];
   [[bubbleController_ window] setContentView:trackingView];
   [trackingView setSubviews:@[ oldContentView ]];
 
   // Compute anchor point (in window coords - views might be flipped).
   NSRect viewRect = [view_ convertRect:[view_ bounds] toView:nil];
   NSPoint anchorPoint = NSMakePoint(NSMidX(viewRect), NSMinY(viewRect));
-  [bubbleController_ setAnchorPoint:
-      [[[self view] window] convertBaseToScreen:anchorPoint]];
+  [bubbleController_ setAnchorPoint:ui::ConvertPointFromWindowToScreen(
+      [[self view] window], anchorPoint)];
   [bubbleController_ showWindow:self];
 }
 
 - (void)hideHover {
   [bubbleController_ close];
 }
 
 - (void)setHoveringOnBubble:(BOOL)hoveringOnBubble {
   isHoveringOnBubble_ = hoveringOnBubble;
   [self updateTooltipDisplayState];
@@ skipping 13 matching lines @@
     // timer to change visibility. (Uses '!!' to force bool values)
     if (!!bubbleController_ ^ !!shouldDisplayTooltip_) {
       SEL sel = shouldDisplayTooltip_ ? @selector(displayHover)
                                       : @selector(hideHover);
       [self performSelector:sel withObject:nil afterDelay:kTooltipDelay];
     }
   }
 }
 
 @end