Re-enable FramedBrowserWindowTest.DoesHideTitle

chrome/browser/ui/cocoa/framed_browser_window_unittest.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 <Cocoa/Cocoa.h>
 
 #include "base/debug/debugger.h"
 #include "base/mac/scoped_nsobject.h"
 #include "chrome/app/chrome_command_ids.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
@@ skipping 59 matching lines @@
   FramedBrowserWindow* window_;
 };
 
 // Baseline test that the window creates, displays, closes, and
 // releases.
 TEST_F(FramedBrowserWindowTest, ShowAndClose) {
   [window_ display];
 }
 
 // Test that undocumented title-hiding API we're using does the job.
-// TODO(crbug.com/655112): Fails on Mac 10.11 Tests.
-TEST_F(FramedBrowserWindowTest, DISABLED_DoesHideTitle) {
+TEST_F(FramedBrowserWindowTest, DoesHideTitle) {
   // The -display calls are not strictly necessary, but they do
   // make it easier to see what's happening when debugging (without
   // them the changes are never flushed to the screen).
 
   [window_ setTitle:@""];
   [window_ display];
   NSData* emptyTitleData = WindowContentsAsTIFF();
 
   [window_ setTitle:@"This is a title"];
   [window_ display];
@@ skipping 211 matching lines @@
   EXPECT_TRUE(miniaturizeControl);
   miniaturizeFrame = [miniaturizeControl convertRect:[miniaturizeControl bounds]
                                               toView:nil];
   EXPECT_EQ(NSMaxY(miniaturizeFrame),
             NSMaxY(windowBounds) -
                 kFramedWindowButtonsWithTabStripOffsetFromTop);
   EXPECT_EQ(NSMinX(miniaturizeFrame),
             NSMaxX(closeBoxFrame) + [window_ windowButtonsInterButtonSpacing]);
   [window_ setWindowController:nil];
 }