Upstream Chrome on iOS source code [10/11].

ios/chrome/browser/ui/web_contents/web_coordinator.h

+// Copyright 2016 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.
+
+// ======                        New Architecture                         =====
+// =         This code is only used in the new iOS Chrome architecture.       =
+// ============================================================================
+
+#ifndef IOS_CHROME_BROWSER_UI_WEB_CONTENTS_WEB_COORDINATOR_H_
+#define IOS_CHROME_BROWSER_UI_WEB_CONTENTS_WEB_COORDINATOR_H_
+
+#import "ios/chrome/browser/browser_coordinator.h"
+#import "ios/chrome/browser/web/web_mediator.h"
+
+namespace web {
+class WebState;
+}
+
+// A coordinator for a UI element that displays the web view associated with
+// |webState|.
+@interface WebCoordinator : BrowserCoordinator
+
+// The mediator for the web state this coordinator is displaying. Other
+// coordinators that interact with the web state should do so through this
+// property, not by directly interacting with the web state.
+@property(nonatomic, readonly) WebMediator* webMediator;
+
+// Sets the web state for this coordinator; this will create the webMediator
+// object.
+- (void)setWebState:(web::WebState*)webState;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_WEB_CONTENTS_WEB_COORDINATOR_H_