Convert Pass()→std::move() for Mac build.

chrome/browser/ui/cocoa/media_picker/desktop_media_picker_controller.mm

 // Copyright 2013 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/media_picker/desktop_media_picker_controller.h"
 
+#include <utility>
+
 #include "base/bind.h"
 #include "base/command_line.h"
 #import "base/mac/bundle_locations.h"
 #include "base/strings/sys_string_conversions.h"
 #import "chrome/browser/ui/cocoa/key_equivalent_constants.h"
 #import "chrome/browser/ui/cocoa/media_picker/desktop_media_picker_item.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/grit/generated_resources.h"
 #include "content/public/browser/browser_thread.h"
 #include "grit/components_strings.h"
@@ skipping 51 matching lines @@
   base::scoped_nsobject<NSWindow> window(
       [[NSWindow alloc] initWithContentRect:ui::kWindowSizeDeterminedLater
                                   styleMask:kStyleMask
                                     backing:NSBackingStoreBuffered
                                       defer:NO]);
 
   if ((self = [super initWithWindow:window])) {
     [parent addChildWindow:window ordered:NSWindowAbove];
     [window setDelegate:self];
     [self initializeContentsWithAppName:appName targetName:targetName];
-    media_list_ = media_list.Pass();
+    media_list_ = std::move(media_list);
     media_list_->SetViewDialogWindowId(content::DesktopMediaID(
        content::DesktopMediaID::TYPE_WINDOW, [window windowNumber]));
     doneCallback_ = callback;
     items_.reset([[NSMutableArray alloc] init]);
     bridge_.reset(new DesktopMediaPickerBridge(self));
   }
   return self;
 }
 
 - (void)dealloc {
@@ skipping 244 matching lines @@
 - (void)sourceThumbnailChangedAtIndex:(int)index {
   const DesktopMediaList::Source& source = media_list_->GetSource(index);
   NSImage* image = gfx::NSImageFromImageSkia(source.thumbnail);
 
   DesktopMediaPickerItem* item = [items_ objectAtIndex:index];
   [item setImageRepresentation:image];
   [sourceBrowser_ reloadData];
 }
 
 @end  // @interface DesktopMediaPickerController