Remove windowName from CRWSessionController.

ios/chrome/browser/ui/commands/open_url_command.mm

 // Copyright 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 "ios/chrome/browser/ui/commands/open_url_command.h"
 
 #include "base/logging.h"
 #include "ios/chrome/browser/ui/commands/ios_command_ids.h"
 #include "ios/web/public/referrer.h"
 #include "url/gurl.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 @implementation OpenUrlCommand {
   GURL _url;
   web::Referrer _referrer;
 }
 
 @synthesize inIncognito = _inIncognito;
 @synthesize inBackground = _inBackground;
 @synthesize fromChrome = _fromChrome;
 @synthesize appendTo = _appendTo;
-@synthesize windowName = _windowName;
 
 - (instancetype)initWithTag:(NSInteger)tag {
   NOTREACHED();
   return nil;
 }
 
 - (instancetype)initWithURL:(const GURL&)url
                    referrer:(const web::Referrer&)referrer
-                 windowName:(NSString*)windowName
                 inIncognito:(BOOL)inIncognito
                inBackground:(BOOL)inBackground
                    appendTo:(OpenPosition)appendTo {
   if ((self = [super initWithTag:IDC_OPEN_URL])) {
     _url = url;
     _referrer = referrer;
-    _windowName = [windowName copy];
     _inIncognito = inIncognito;
     _inBackground = inBackground;
     _appendTo = appendTo;
   }
   return self;
 }
 
 - (instancetype)initWithURLFromChrome:(const GURL&)url {
   if ((self = [self initWithURL:url
                        referrer:web::Referrer()
-                     windowName:nil
                     inIncognito:NO
                    inBackground:NO
                        appendTo:kLastTab])) {
     _fromChrome = YES;
   }
   return self;
 }
 
 - (const GURL&)url {
   return _url;
 }
 
 - (const web::Referrer&)referrer {
   return _referrer;
 }
 
 @end