Remove SetAllowOverlappingView from RWHVMac

chrome/browser/ui/cocoa/browser_window_controller_private.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 "chrome/browser/ui/cocoa/browser_window_controller_private.h"
 
 #include <cmath>
 
 #include "base/command_line.h"
 #include "base/mac/mac_util.h"
@@ skipping 775 matching lines @@
       ([self hasTabStrip] || [self hasToolbar] || [self hasLocationBar])) {
     floatingBarBackingView_.reset(
         [[FloatingBarBackingView alloc] initWithFrame:NSZeroRect]);
     [floatingBarBackingView_ setAutoresizingMask:(NSViewWidthSizable |
                                                   NSViewMinYMargin)];
   }
 
   // Force the bookmark bar z-order to update.
   [[bookmarkBarController_ view] removeFromSuperview];
   [self updateSubviewZOrder:fullscreen];
-  [self updateAllowOverlappingViews:fullscreen];
 }
 
 - (void)showFullscreenExitBubbleIfNecessary {
   // This method is called in response to
   // |-updateFullscreenExitBubbleURL:bubbleType:|. If we're in the middle of the
   // transition into fullscreen (i.e., using the System Fullscreen API), do not
   // show the bubble because it will cause visual jank
   // (http://crbug.com/130649). This will be called again as part of
   // |-windowDidEnterFullScreen:|, so arrange to do that work then instead.
   if (enteringFullscreen_)
@@ skipping 217 matching lines @@
                        isPositioned:NSWindowAbove
                          relativeTo:[bookmarkBarController_ view]];
     } else {
       [contentView cr_ensureSubview:floatingBarBackingView_
                        isPositioned:NSWindowBelow
                          relativeTo:[bookmarkBarController_ view]];
     }
   }
 }
 
-- (BOOL)shouldAllowOverlappingViews:(BOOL)inPresentationMode {
-  if (inPresentationMode)
-    return YES;
-
-  if (findBarCocoaController_ &&
-      ![[findBarCocoaController_ findBarView] isHidden]) {
-    return YES;
-  }
-
-  if (overlappedViewCount_)
-    return YES;
-
-  return NO;
-}
-
-- (void)updateAllowOverlappingViews:(BOOL)inPresentationMode {
-  WebContents* contents = browser_->tab_strip_model()->GetActiveWebContents();
-  if (!contents)
-    return;
-
-  BOOL allowOverlappingViews =
-      [self shouldAllowOverlappingViews:inPresentationMode];
-
-  // The rendering path with overlapping views disabled causes bugs when
-  // transitioning between composited and non-composited mode.
-  // http://crbug.com/279472
-  allowOverlappingViews = YES;
-  contents->SetAllowOverlappingViews(allowOverlappingViews);
-
-  WebContents* devTools = DevToolsWindow::GetInTabWebContents(contents, NULL);
-  if (devTools)
-    devTools->SetAllowOverlappingViews(allowOverlappingViews);
-}
-
 - (void)updateInfoBarTipVisibility {
   // If there's no toolbar then hide the infobar tip.
   [infoBarContainerController_
       setShouldSuppressTopInfoBarTip:![self hasToolbar]];
 }
 
 @end  // @implementation BrowserWindowController(Private)