Use framework includes in ios/web_view/shell.

ios/web_view/shell/shell_app_delegate.m

 // 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.
 
 #import "ios/web_view/shell/shell_app_delegate.h"
 
-#import "ios/web_view/public/cwv.h"
+#import <ChromeWebView/ChromeWebView.h>
+
 #import "ios/web_view/shell/shell_delegate.h"
 #import "ios/web_view/shell/shell_view_controller.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 @interface ShellAppDelegate ()
 @property(nonatomic, strong) ShellDelegate* delegate;
 @end
@@ skipping 29 matching lines @@
 }
 
 - (void)applicationDidBecomeActive:(UIApplication*)application {
 }
 
 - (void)applicationWillTerminate:(UIApplication*)application {
   [CWV shutDown];
 }
 
 @end