Respect QuicAllowed policy for new streams

chrome/common/pref_names.h

 // Copyright (c) 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.
 
 // Constants for the names of various preferences, for easier changing.
 
 #ifndef CHROME_COMMON_PREF_NAMES_H_
 #define CHROME_COMMON_PREF_NAMES_H_
 
 #include <stddef.h>
@@ skipping 158 matching lines @@
 #endif
 #if defined(OS_MACOSX)
 extern const char kConfirmToQuitEnabled[];
 extern const char kHideFullscreenToolbar[];
 extern const char kShowFullscreenToolbar[];
 #endif
 extern const char kPromptForDownload[];
 extern const char kAlternateErrorPagesEnabled[];
 extern const char kDnsPrefetchingStartupList[];
 extern const char kDnsPrefetchingHostReferralList[];
+extern const char kQuicAllowed[];
 extern const char kHttpServerProperties[];
 extern const char kNetworkQualities[];
 #if defined(OS_ANDROID)
 extern const char kLastPolicyCheckTime[];
 #endif
 extern const char kInstantUIZeroSuggestUrlPrefix[];
 extern const char kNetworkPredictionOptions[];
 extern const char kDefaultAppsInstallState[];
 extern const char kHideWebStoreIcon[];
 #if defined(OS_CHROMEOS)
@@ skipping 672 matching lines @@
 extern const char kSearchGeolocationDisclosureDismissed[];
 extern const char kSearchGeolocationDisclosureShownCount[];
 extern const char kSearchGeolocationDisclosureLastShowDate[];
 extern const char kSearchGeolocationPreDisclosureMetricsRecorded[];
 extern const char kSearchGeolocationPostDisclosureMetricsRecorded[];
 #endif
 
 }  // namespace prefs
 
 #endif  // CHROME_COMMON_PREF_NAMES_H_