Remove URLRequest::IsHandledProtocol and IsHandledURL

ios/chrome/browser/chrome_url_util.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/chrome_url_util.h"
 
 #import <UIKit/UIKit.h>
 
 #include "base/logging.h"
 #include "base/mac/scoped_block.h"
@@ skipping 27 matching lines @@
 bool UrlHasChromeScheme(const GURL& url) {
   return url.SchemeIs(kChromeUIScheme);
 }
 
 bool UrlHasChromeScheme(NSURL* url) {
   return net::UrlSchemeIs(url, base::SysUTF8ToNSString(kChromeUIScheme));
 }
 
 bool IsHandledProtocol(const std::string& scheme) {
   DCHECK_EQ(scheme, base::ToLowerASCII(scheme));
-  if (scheme == url::kAboutScheme)
-    return true;
-  if (scheme == url::kDataScheme)
-    return true;
-  if (scheme == kChromeUIScheme)
-    return true;
-  return net::URLRequest::IsHandledProtocol(scheme);
+  static const char* const kProtocolList[] = {
+      kChromeUIScheme,   url::kDataScheme, url::kAboutScheme, url::kHttpScheme,
+      url::kHttpsScheme, url::kWsScheme,   url::kWssScheme,
+  };
+  for (size_t i = 0; i < arraysize(kProtocolList); ++i) {
+    if (scheme == kProtocolList[i])
+      return true;
+  }
+  return false;
 }
 
 @implementation ChromeAppConstants {
   base::scoped_nsobject<NSString> _callbackScheme;
   base::mac::ScopedBlock<AppIconURLProvider> _appIconURLProvider;
 }
 
 + (ChromeAppConstants*)sharedInstance {
   static ChromeAppConstants* g_instance = [[ChromeAppConstants alloc] init];
   return g_instance;
@@ skipping 38 matching lines @@
 
 - (void)setCallbackSchemeForTesting:(NSString*)scheme {
   _callbackScheme.reset([scheme copy]);
 }
 
 - (void)setAppIconURLProviderForTesting:(AppIconURLProvider)block {
   _appIconURLProvider.reset(block, base::scoped_policy::RETAIN);
 }
 
 @end