mac: Remove more 10.5-only code

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"
 #import "base/memory/scoped_nsobject.h"
@@ skipping 496 matching lines @@
   [[bookmarkBarController_ view] setFrame:bookmarkFrame];
   [self layoutSubviews];
 }
 
 // Fullscreen and presentation mode methods
 
 - (BOOL)shouldShowPresentationModeToggle {
   return base::mac::IsOSLionOrLater() && [self isFullscreen];
 }
 
-- (void)moveViewsForFullscreenForSnowLeopardOrEarlier:(BOOL)fullscreen
+- (void)moveViewsForFullscreenForSnowLeopard:(BOOL)fullscreen
     regularWindow:(NSWindow*)regularWindow
     fullscreenWindow:(NSWindow*)fullscreenWindow {
-  // This method is only for Snow Leopard and earlier.
-  DCHECK(base::mac::IsOSSnowLeopardOrEarlier());
+  // This method is only for Snow Leopard.
+  DCHECK(base::mac::IsOSSnowLeopard());
 
   NSWindow* sourceWindow = fullscreen ? regularWindow : fullscreenWindow;
   NSWindow* destWindow = fullscreen ? fullscreenWindow : regularWindow;
 
   // Close the bookmark bubble, if it's open.  Use |-ok:| instead of |-cancel:|
   // or |-close| because that matches the behavior when the bubble loses key
   // status.
   [bookmarkBubbleController_ ok:self];
 
   // Save the current first responder so we can restore after views are moved.
@@ skipping 95 matching lines @@
                                  showDropdown:showDropdown];
   } else {
     [presentationModeController_ exitPresentationMode];
     presentationModeController_.reset();
   }
 
   [self adjustUIForPresentationMode:presentationMode];
   [self layoutSubviews];
 }
 
-- (void)enterFullscreenForSnowLeopardOrEarlier {
-  DCHECK(base::mac::IsOSSnowLeopardOrEarlier());
+- (void)enterFullscreenForSnowLeopard {
+  DCHECK(base::mac::IsOSSnowLeopard());
 
   // Fade to black.
   const CGDisplayReservationInterval kFadeDurationSeconds = 0.6;
   Boolean didFadeOut = NO;
   CGDisplayFadeReservationToken token;
   if (CGAcquireDisplayFadeReservation(kFadeDurationSeconds, &token)
       == kCGErrorSuccess) {
     didFadeOut = YES;
     CGDisplayFade(token, kFadeDurationSeconds / 2, kCGDisplayBlendNormal,
         kCGDisplayBlendSolidColor, 0.0, 0.0, 0.0, /*synchronous=*/true);
   }
 
   // Create the fullscreen window.  After this line, isFullscreen will return
   // YES.
   fullscreenWindow_.reset([[self createFullscreenWindow] retain]);
   savedRegularWindow_ = [[self window] retain];
   savedRegularWindowFrame_ = [savedRegularWindow_ frame];
 
-  [self moveViewsForFullscreenForSnowLeopardOrEarlier:YES
-                                        regularWindow:[self window]
-                                     fullscreenWindow:fullscreenWindow_.get()];
+  [self moveViewsForFullscreenForSnowLeopard:YES
+                               regularWindow:[self window]
+                            fullscreenWindow:fullscreenWindow_.get()];
   [self adjustUIForPresentationMode:YES];
   [self setPresentationModeInternal:YES forceDropdown:NO];
   [self layoutSubviews];
 
   [self windowDidEnterFullScreen:nil];
 
   // Fade back in.
   if (didFadeOut) {
     CGDisplayFade(token, kFadeDurationSeconds / 2, kCGDisplayBlendSolidColor,
         kCGDisplayBlendNormal, 0.0, 0.0, 0.0, /*synchronous=*/false);
     CGReleaseDisplayFadeReservation(token);
   }
 }
 
-- (void)exitFullscreenForSnowLeopardOrEarlier {
-  DCHECK(base::mac::IsOSSnowLeopardOrEarlier());
+- (void)exitFullscreenForSnowLeopard {
+  DCHECK(base::mac::IsOSSnowLeopard());
 
   // Fade to black.
   const CGDisplayReservationInterval kFadeDurationSeconds = 0.6;
   Boolean didFadeOut = NO;
   CGDisplayFadeReservationToken token;
   if (CGAcquireDisplayFadeReservation(kFadeDurationSeconds, &token)
       == kCGErrorSuccess) {
     didFadeOut = YES;
     CGDisplayFade(token, kFadeDurationSeconds / 2, kCGDisplayBlendNormal,
         kCGDisplayBlendSolidColor, 0.0, 0.0, 0.0, /*synchronous=*/true);
   }
 
   [self windowWillExitFullScreen:nil];
 
-  [self moveViewsForFullscreenForSnowLeopardOrEarlier:NO
+  [self moveViewsForFullscreenForSnowLeopard:NO
                                         regularWindow:savedRegularWindow_
                                      fullscreenWindow:fullscreenWindow_.get()];
 
   // When exiting fullscreen mode, we need to call layoutSubviews manually.
   [savedRegularWindow_ autorelease];
   savedRegularWindow_ = nil;
   fullscreenWindow_.reset();
   [self layoutSubviews];
 
   [self windowDidExitFullScreen:nil];
@@ skipping 158 matching lines @@
 - (void)disableBarVisibilityUpdates {
   // Early escape if there's nothing to do.
   if (!barVisibilityUpdatesEnabled_)
     return;
 
   barVisibilityUpdatesEnabled_ = NO;
   [presentationModeController_ cancelAnimationAndTimers];
 }
 
 @end  // @implementation BrowserWindowController(Private)