[Mac] Refactor the fullscreen toolbar mouse tracker

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>
 
 #import "base/auto_reset.h"
 #include "base/command_line.h"
@@ skipping 435 matching lines @@
   // We're done moving focus, so re-enable bar visibility changes.
   [self enableBarVisibilityUpdates];
 }
 
 - (void)updatePermissionBubbleAnchor {
   PermissionRequestManager* manager = [self permissionRequestManager];
   if (manager)
     manager->UpdateAnchorPosition();
 }
 
-- (void)configureFullscreenToolbarController {
-  NSView* contentView = [[self window] contentView];
-  [fullscreenToolbarController_
-      setupFullscreenToolbarForContentView:contentView];
-}
-
 - (void)adjustUIForExitingFullscreenAndStopOmniboxSliding {
   [fullscreenToolbarController_ exitFullscreenMode];
   fullscreenToolbarController_.reset();
 
   // Force the bookmark bar z-order to update.
   [[bookmarkBarController_ view] removeFromSuperview];
   [self layoutSubviews];
 }
 
 - (void)adjustUIForSlidingFullscreenStyle:(FullscreenSlidingStyle)style {
   // The UI should only be adjusted in fullscreen mode.
   if (![self isInAnyFullscreenMode])
     return;
 
   if (!fullscreenToolbarController_) {
     fullscreenToolbarController_.reset(
         [self newFullscreenToolbarControllerWithStyle:style]);
-    [self configureFullscreenToolbarController];
+    [fullscreenToolbarController_ enterFullscreenMode];
   } else {
     fullscreenToolbarController_.get().slidingStyle = style;
   }
 
   if (!floatingBarBackingView_.get() &&
       ([self hasTabStrip] || [self hasToolbar] || [self hasLocationBar])) {
     floatingBarBackingView_.reset(
         [[FloatingBarBackingView alloc] initWithFrame:NSZeroRect]);
     [floatingBarBackingView_
         setAutoresizingMask:(NSViewWidthSizable | NSViewMinYMargin)];
@@ skipping 502 matching lines @@
       setInfobarArrowX:[self locationBarBridge]->GetPageInfoBubblePoint().x];
 
   if (!NSIsEmptyRect(output.downloadShelfFrame))
     [[downloadShelfController_ view] setFrame:output.downloadShelfFrame];
 
   [self layoutTabContentArea:output.contentAreaFrame];
 
   if (!NSIsEmptyRect(output.fullscreenBackingBarFrame)) {
     [floatingBarBackingView_ setFrame:output.fullscreenBackingBarFrame];
     [fullscreenToolbarController_
-        setTrackingAreaFromOverlayFrame:output.fullscreenBackingBarFrame];
+        updateToolbarFrame:output.fullscreenBackingBarFrame];
   }
 
   [findBarCocoaController_
       positionFindBarViewAtMaxY:output.findBarMaxY
                        maxWidth:NSWidth(output.contentAreaFrame)];
 
   if (fullscreenLowPowerCoordinator_) {
     fullscreenLowPowerCoordinator_->SetLayoutParameters(
         output.toolbarFrame, output.infoBarFrame, output.contentAreaFrame,
         output.downloadShelfFrame);
@@ skipping 241 matching lines @@
   if (fullscreenLowPowerCoordinator_)
     fullscreenLowPowerCoordinator_->SetHasActiveSheet(false);
 }
 
 - (void)childWindowsDidChange {
   if (fullscreenLowPowerCoordinator_)
     fullscreenLowPowerCoordinator_->ChildWindowsChanged();
 }
 
 @end  // @implementation BrowserWindowController(Private)