Revert of mac: [Yosemite] Fix bug where zoom button causes fullscreen mode. (reland)

chrome/browser/ui/cocoa/version_independent_window.mm

Index: chrome/browser/ui/cocoa/version_independent_window.mm
diff --git a/chrome/browser/ui/cocoa/version_independent_window.mm b/chrome/browser/ui/cocoa/version_independent_window.mm
index de0ca9a50d3eb22275edd7b4bdecc6408fca9e97..98dacb313550247cd9182e3d86d9085b9c61e67c 100644
--- a/chrome/browser/ui/cocoa/version_independent_window.mm
+++ b/chrome/browser/ui/cocoa/version_independent_window.mm
@@ -6,35 +6,6 @@
 
 #include "base/logging.h"
 #include "base/mac/mac_util.h"
-#include "base/mac/scoped_nsobject.h"
-
-// This view always takes the size of its superview. It is intended to be used
-// as a NSWindow's contentView.  It is needed because NSWindow's implementation
-// explicitly resizes the contentView at inopportune times.
-@interface FullSizeContentView : NSView
-@end
-
-namespace {
-
-// Reorders the subviews of NSWindow's root view so that the contentView is
-// moved to the back, and the ordering of the other views is unchanged.
-// |context| should be an NSArray containing the subviews of the root view as
-// they were previously ordered.
-NSComparisonResult ReorderContentViewToBack(id firstView,
-                                            id secondView,
-                                            void* context) {
-  NSView* contentView = [[firstView window] contentView];
-  NSArray* subviews = static_cast<NSArray*>(context);
-  if (firstView == contentView)
-    return NSOrderedAscending;
-  if (secondView == contentView)
-    return NSOrderedDescending;
-  NSUInteger index1 = [subviews indexOfObject:firstView];
-  NSUInteger index2 = [subviews indexOfObject:secondView];
-  return (index1 < index2) ? NSOrderedAscending : NSOrderedDescending;
-}
-
-}  // namespace
 
 @interface VersionIndependentWindow ()
 
@@ -42,6 +13,12 @@
 
 - (NSView*)chromeWindowView;
 
+@end
+
+// This view always takes the size of its superview. It is intended to be used
+// as a NSWindow's contentView.  It is needed because NSWindow's implementation
+// explicitly resizes the contentView at inopportune times.
+@interface FullSizeContentView : NSView
 @end
 
 @implementation FullSizeContentView
@@ -98,18 +75,6 @@
           setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
       [self setContentView:chromeWindowView_];
       [chromeWindowView_ setFrame:[[[self contentView] superview] bounds]];
-
-      // Move the content view to the back.
-      // In Yosemite, the content view takes up the full size of the window,
-      // and when it is in front of the zoom/fullscreen button, alt-clicking
-      // the button has the wrong effect.
-      // Adding subviews to the NSThemeFrame provokes a warning in Yosemite, so
-      // we sort the subviews in place.
-      // http://crbug.com/393808
-      NSView* superview = [[self contentView] superview];
-      base::scoped_nsobject<NSArray> subviews([[superview subviews] copy]);
-      [superview sortSubviewsUsingFunction:&ReorderContentViewToBack
-                                   context:subviews.get()];
     }
   }
   return self;