[ios] Moved all web mocks to ios/web/public/test/fakes.

ios/web/public/test/test_native_content_provider.h

Index: ios/web/public/test/test_native_content_provider.h
diff --git a/ios/web/public/test/test_native_content_provider.h b/ios/web/public/test/test_native_content_provider.h
deleted file mode 100644
index 135a252b1eec73a2e41bc63673378405300a4a33..0000000000000000000000000000000000000000
--- a/ios/web/public/test/test_native_content_provider.h
+++ /dev/null
@@ -1,20 +0,0 @@
-// 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.
-
-#ifndef IOS_WEB_PUBLIC_TEST_TEST_NATIVE_CONTENT_PROVIDER_H_
-#define IOS_WEB_PUBLIC_TEST_TEST_NATIVE_CONTENT_PROVIDER_H_
-
-#import "ios/web/public/web_state/ui/crw_native_content_provider.h"
-
-@protocol CRWNativeContent;
-
-// A test class that will return CRWNativeContent for specified URLs.
-@interface TestNativeContentProvider : NSObject<CRWNativeContentProvider>
-
-// Add a |CRWNativeContent| for |URL|.
-- (void)setController:(id<CRWNativeContent>)controller forURL:(const GURL&)URL;
-
-@end
-
-#endif  // IOS_WEB_PUBLIC_TEST_TEST_NATIVE_CONTENT_PROVIDER_H_