Upstream ios/web/web_state/ui support classes

ios/web/web_state/ui/crw_wk_simple_web_view_controller.h

Index: ios/web/web_state/ui/crw_wk_simple_web_view_controller.h
diff --git a/ios/web/web_state/ui/crw_wk_simple_web_view_controller.h b/ios/web/web_state/ui/crw_wk_simple_web_view_controller.h
new file mode 100644
index 0000000000000000000000000000000000000000..a4c81953c8989369f7c81a40413fe4785eda02aa
--- /dev/null
+++ b/ios/web/web_state/ui/crw_wk_simple_web_view_controller.h
@@ -0,0 +1,22 @@
+// Copyright 2014 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.
+
+#ifndef IOS_WEB_WEB_STATE_UI_CRW_WK_SIMPLE_WEB_VIEW_CONTROLLER_H_
+#define IOS_WEB_WEB_STATE_UI_CRW_WK_SIMPLE_WEB_VIEW_CONTROLLER_H_
+
+#import <WebKit/WebKit.h>
+
+#import "ios/web/web_state/ui/crw_simple_web_view_controller.h"
+
+// A CRWSimpleWebViewController implentation backed by a WKWebView.
+// TODO(shreyasv): Make this subscribe to CRWSimpleWebView and implement

[Eugene But (OOO till 7-30), 2015/03/30 05:03:58]

NIT: I think this comment is not valid anymore.

[stuartmorgan, 2015/03/30 14:17:57]

Removed.

+// it.
+@interface CRWWKSimpleWebViewController : NSObject<CRWSimpleWebViewController>
+
+// Creates a new view controller backed by a WKWebView.
+- (instancetype)initWithWKWebView:(WKWebView*)webView;
+
+@end
+
+#endif  // IOS_WEB_WEB_STATE_UI_CRW_WK_SIMPLE_WEB_VIEW_CONTROLLER_H_