Remove --enable-spdy4 and --enable-npn-http command line flags.

chrome/common/chrome_switches.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.
 
 // Defines all the command-line switches used by Chrome.
 
 #ifndef CHROME_COMMON_CHROME_SWITCHES_H_
 #define CHROME_COMMON_CHROME_SWITCHES_H_
 
 #include "build/build_config.h"
@@ skipping 118 matching lines @@
 extern const char kEnableExtensionActivityLogging[];
 extern const char kEnableExtensionActivityLogTesting[];
 extern const char kEnableFastUnload[];
 extern const char kEnableIPv6[];
 extern const char kEnableLinkableEphemeralApps[];
 extern const char kEnableMaterialDesignSettings[];
 extern const char kEnableMediaRouter[];
 extern const char kEnableNaCl[];
 extern const char kEnableNetBenchmarking[];
 extern const char kEnableNewBookmarkApps[];
-extern const char kEnableNpnHttpOnly[];
 extern const char kEnableOfflineAutoReload[];
 extern const char kEnableOfflineAutoReloadVisibleOnly[];
 extern const char kEnablePanels[];
 extern const char kEnablePdfMaterialUI[];
 extern const char kEnablePermissionsBubbles[];
 extern const char kEnablePluginPlaceholderShadowDom[];
 extern const char kEnablePotentiallyAnnoyingSecurityFeatures[];
 extern const char kEnablePowerOverlay[];
 extern const char kEnablePrintPreviewRegisterPromos[];
 extern const char kEnableProfiling[];
 extern const char kEnableQueryExtraction[];
 extern const char kEnableQuic[];
 extern const char kEnableQuicPacing[];
 extern const char kEnableQuicPortSelection[];
 extern const char kEnableSavePasswordBubble[];
 extern const char kEnableSdchPersistence[];
 extern const char kEnableSessionCrashedBubble[];
 extern const char kEnableSettingsWindow[];
 extern const char kDisableSettingsWindow[];
 extern const char kEnableSiteEngagementService[];
-extern const char kEnableSpdy4[];
 extern const char kEnableSuggestionsService[];
 extern const char kEnableSupervisedUserManagedBookmarksFolder[];
 extern const char kEnableSyncArticles[];
 extern const char kEnableTabAudioMuting[];
 extern const char kEnableThumbnailRetargeting[];
 extern const char kEnableUserAlternateProtocolPorts[];
 extern const char kEnableWebAppFrame[];
 extern const char kEnableWebsiteSettingsManager[];
 extern const char kEnableWifiCredentialSync[];
 extern const char kEnhancedBookmarksExperiment[];
@@ skipping 232 matching lines @@
 #if defined(OS_CHROMEOS)
 bool PowerOverlayEnabled();
 #endif
 
 // DON'T ADD RANDOM STUFF HERE. Put it in the main section above in
 // alphabetical order, or in one of the ifdefs (also in order in each section).
 
 }  // namespace switches
 
 #endif  // CHROME_COMMON_CHROME_SWITCHES_H_