Allow two user level installs of Chrome to have default browser settings.

chrome/installer/util/util_constants.h

Index: chrome/installer/util/util_constants.h
diff --git a/chrome/installer/util/util_constants.h b/chrome/installer/util/util_constants.h
index 7bc753f04cb9e6ccdb2dd95161e6374c1bdafd10..5256d6ab4b493e39dc8914918062c1c33f1e1fb8 100644
--- a/chrome/installer/util/util_constants.h
+++ b/chrome/installer/util/util_constants.h
@@ -5,8 +5,8 @@
 // Defines all install related constants that need to be used by Chrome as
 // well as Chrome Installer.
 
-#ifndef CHROME_INSTALLER_UTIL_UTIL_CONSTANTS_H__
-#define CHROME_INSTALLER_UTIL_UTIL_CONSTANTS_H__
+#ifndef CHROME_INSTALLER_UTIL_UTIL_CONSTANTS_H_
+#define CHROME_INSTALLER_UTIL_UTIL_CONSTANTS_H_
 
 namespace installer_util {
 
@@ -81,6 +81,7 @@ extern const wchar_t kLogFile[];
 extern const wchar_t kMakeChromeDefault[];
 extern const wchar_t kNewSetupExe[];
 extern const wchar_t kRegisterChromeBrowser[];
+extern const wchar_t kRegisterChromeBrowserSuffix[];
 extern const wchar_t kRenameChromeExe[];
 extern const wchar_t kRemoveChromeRegistration[];
 extern const wchar_t kRunAsAdmin[];
@@ -109,4 +110,4 @@ extern const wchar_t kUninstallInstallationDate[];
 
 }  // namespace installer_util
 
-#endif  // CHROME_INSTALLER_UTIL_UTIL_CONSTANTS_H__
+#endif  // CHROME_INSTALLER_UTIL_UTIL_CONSTANTS_H_