Remove use of PRODUCT_STRING_PATH in chrome_elf.

chrome_elf/chrome_elf_constants.h

Index: chrome_elf/chrome_elf_constants.h
diff --git a/chrome_elf/chrome_elf_constants.h b/chrome_elf/chrome_elf_constants.h
index 0039b8960d526287125e61edc5007e93d38d36a8..6b234288d8700766bad357fa9de533fa8774ce73 100644
--- a/chrome_elf/chrome_elf_constants.h
+++ b/chrome_elf/chrome_elf_constants.h
@@ -11,8 +11,8 @@
 
 namespace blacklist {
 
-// The registry path of the blacklist beacon.
-extern const wchar_t kRegistryBeaconPath[];
+// The name of the blacklist beacon registry key.
+extern const wchar_t kRegistryBeaconKeyName[];
 
 // The properties for the blacklist beacon.
 extern const wchar_t kBeaconVersion[];
@@ -40,12 +40,10 @@ enum BlacklistState {
 
 namespace elf_sec {
 
-// The registry path of the finch "emergency-off"
+// The name of the registry key holding the finch "emergency-off"
 // switch for sandbox::MITIGATION_EXTENSION_POINT_DISABLE.
-extern const wchar_t kRegSecurityFinchPath[];
+extern const wchar_t kRegSecurityFinchKeyName[];
 
-// The registry path for any early-browser security settings.
-extern const wchar_t kRegSecurityPath[];
-}
+}  // namespace elf_sec
 
 #endif  // CHROME_ELF_CHROME_ELF_CONSTANTS_H_