Adding the --load-component-extension flag.

chrome/common/chrome_switches.h

 // Copyright (c) 2011 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_
 #pragma once
 
@@ skipping 151 matching lines @@
 extern const char kEnableSyncOAuth[];
 extern const char kEnableSyncTabs[];
 extern const char kEnableSyncTabsForOtherClients[];
 extern const char kEnableSyncedBookmarksFolder[];
 extern const char kEnableTabGroupsContextMenu[];
 extern const char kEnableTopSites[];
 extern const char kEnableWatchdog[];
 extern const char kEnableWebSocketOverSpdy[];
 extern const char kEnableWebUITaskManager[];
 extern const char kExperimentalSpellcheckerFeatures[];
+extern const char kExposePrivateExtensionApi[];
 extern const char kExplicitlyAllowedPorts[];
 extern const char kExtensionProcess[];
 extern const char kExtensionsUpdateFrequency[];
 extern const char kExternalAutofillPopup[];
 extern const char kFlagSwitchesBegin[];
 extern const char kFlagSwitchesEnd[];
 extern const char kFeedbackServer[];
 extern const char kFileDescriptorLimit[];
 extern const char kFocusExistingTabOnOpen[];
 extern const char kFirstRun[];
@@ skipping 176 matching lines @@
 extern const char kDebugViewsPaint[];
 extern const char kTouchDevices[];
 #endif
 
 
 #ifndef NDEBUG
 extern const char kOAuthHostUrl[];
 extern const char kClearTokenService[];
 extern const char kSetToken[];
 extern const char kWebSocketLiveExperimentHost[];
-extern const char kExposePrivateExtensionApi[];
 extern const char kFileManagerExtensionPath[];
 #endif
 
 extern const char kDisablePrintPreview[];
 extern const char kEnablePrintPreview[];
 extern const char kEnableBenchmarking[];
 
 bool IsPrintPreviewEnabled();
 
 bool IsInBrowserThumbnailingEnabled();
 
 // 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_