Make OutputDeveloperMessageCode an enum class

chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java b/chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java
index eccfd16e4b410642453111e2b3bd04aaf9196db3..1bba62fbbb34805183bb0c138640a1b462ac5e32 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ShortcutHelper.java
@@ -511,9 +511,9 @@ public class ShortcutHelper {
     }
 
     /**
-     * Returns the URL with all but the last component of its path removed. This serves as a proxy
-     * for scope until the scope manifest member is available. This method assumes that the URL
-     * passed in is a valid URL with a path that contains at least one "/".
+     * Returns the URL with all but the last component of its path removed. This is used if the
+     * Web Manifest does not specify a scope. This method assumes that the URL passed in is a
+     * valid URL with a path that contains at least one "/".
      * @param url The url to convert to a scope.
      * @return The scope.
      */