Add a policy pref for the --enable-memory-info flag.

chrome/common/pref_names.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.
 
 // Constants for the names of various preferences, for easier changing.
 
 #ifndef CHROME_COMMON_PREF_NAMES_H_
 #define CHROME_COMMON_PREF_NAMES_H_
 #pragma once
 
@@ skipping 301 matching lines @@
 extern const char kLocalProfileId[];
 extern const char kPasswordsUseLocalProfileId[];
 #endif
 
 // Local state prefs. Please add Profile prefs above instead.
 extern const char kCertRevocationCheckingEnabled[];
 extern const char kSSL3Enabled[];
 extern const char kTLS1Enabled[];
 extern const char kCipherSuiteBlacklist[];
 extern const char kEnableOriginBoundCerts[];
+extern const char kEnableMemoryInfo[];
 
 extern const char kMetricsClientID[];
 extern const char kMetricsSessionID[];
 extern const char kMetricsClientIDTimestamp[];
 extern const char kMetricsReportingEnabled[];
 extern const char kMetricsInitialLogs[];
 extern const char kMetricsOngoingLogs[];
 
 extern const char kProfileLastUsed[];
 extern const char kProfilesNumCreated[];
@@ skipping 287 matching lines @@
 
 extern const char kDevicePolicyRefreshRate[];
 extern const char kUserPolicyRefreshRate[];
 
 extern const char kRecoveryComponentVersion[];
 extern const char kComponentUpdaterState[];
 
 }  // namespace prefs
 
 #endif  // CHROME_COMMON_PREF_NAMES_H_