Pick up a GTM roll and update the apis that changed in this roll....

chrome/browser/cocoa/fullscreen_controller.mm

 // Copyright (c) 2010 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/cocoa/fullscreen_controller.h"
 
 #include <algorithm>
 
 #import "chrome/browser/cocoa/browser_window_controller.h"
 #import "third_party/GTM/AppKit/GTMNSAnimation+Duration.h"
@@ skipping 48 matching lines @@
 - (id)initWithFraction:(CGFloat)toFraction
           fullDuration:(CGFloat)fullDuration
         animationCurve:(NSInteger)animationCurve
             controller:(FullscreenController*)controller {
   // Calculate the effective duration, based on the current shown fraction.
   DCHECK(controller);
   CGFloat fromFraction = [controller floatingBarShownFraction];
   CGFloat effectiveDuration = fabs(fullDuration * (fromFraction - toFraction));
 
   if ((self = [super gtm_initWithDuration:effectiveDuration
+                                eventMask:NSLeftMouseDownMask
                            animationCurve:animationCurve])) {
     startFraction_ = fromFraction;
     endFraction_ = toFraction;
     controller_ = controller;
   }
   return self;
 }
 
 // Called once per animation step.  Overridden to change the floating bar's
 // position based on the animation's progress.
@@ skipping 511 matching lines @@
 - (void)hideActiveWindowUI {
   if (currentFullscreenMode_ != mac_util::kFullScreenModeNormal) {
     mac_util::ReleaseFullScreen(currentFullscreenMode_);
     currentFullscreenMode_ = mac_util::kFullScreenModeNormal;
   }
 
   // TODO(rohitrao): Remove the Exit Fullscreen button.  http://crbug.com/35956
 }
 
 @end