Browser watcher end-end-to-end .

chrome/common/chrome_constants.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.
 
 // A handful of resource-like constants related to the Chrome application.
 
 #ifndef CHROME_COMMON_CHROME_CONSTANTS_H_
 #define CHROME_COMMON_CHROME_CONSTANTS_H_
 
 #include "base/files/file_path.h"
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 // Used by Metro Chrome to get information about the current tab.
 extern const wchar_t kMetroGetCurrentTabInfoMessage[];
 // Used by Metro Chrome to store activation state.
 extern const wchar_t kMetroRegistryPath[];
 extern const wchar_t kLaunchModeValue[];
 // Used by the browser as a container in which to track unreported crash dump
 // attempts. The actual values (each representing one crash dump attempt) are
 // stored in a subkey named with the version number of the build. Each value
 // under the subkey represents an additional attempt.
 extern const wchar_t kBrowserCrashDumpAttemptsRegistryPath[];
+// Registry location where the browser watcher stores browser exit codes.
+// This is picked up and stored in histograms by the browser on the subsequent
+// launch.
+extern const wchar_t kBrowserExitCodesRegistryPath[];
 // Used by chrome.exe to signal that chrome.dll was started via a key sequence
 // that requires it to start in safe mode. For example, in software rendering.
 extern const char kSafeModeEnvVar[];
 #endif
 
 #if defined(OS_CHROMEOS)
 // Chrome OS profile directories have custom prefix.
 // Profile path format: [user_data_dir]/u-[$hash]
 // Ex.: /home/chronos/u-0123456789
 extern const char kProfileDirPrefix[];
 
 // Legacy profile dir that was used when only one cryptohome has been mounted.
 extern const char kLegacyProfileDir[];
 
 // This must be kept in sync with TestingProfile::kTestUserProfileDir.
 extern const char kTestUserProfileDir[];
 #endif
 
 // Used to identify the application to the system AV function in Windows.
 extern const char kApplicationClientIDStringForAVScanning[];
 
 // The largest reasonable length we'd assume for a meta tag attribute.
 extern const size_t kMaxMetaTagAttributeLength;
 
 }  // namespace chrome
 
 #endif  // CHROME_COMMON_CHROME_CONSTANTS_H_