Bug 1073536 - Allow checking if MOZILLA_OFFICIAL is set via nsIXULRuntime. r=ted

toolkit/xre/nsAppRunner.cpp

@@ -973,6 +973,17 @@ nsXULAppInfo::GetDistributionID(nsACString& aResult)
   return NS_OK;
 }
 
+NS_IMETHODIMP
+nsXULAppInfo::GetIsOfficial(bool* aResult)
+{
+#ifdef MOZILLA_OFFICIAL
+  *aResult = true;
+#else
+  *aResult = false;
+#endif
+  return NS_OK;
+}
+
 #ifdef XP_WIN
 // Matches the enum in WinNT.h for the Vista SDK but renamed so that we can
 // safely build with the Vista SDK and without it.

xpcom/system/nsIXULRuntime.idl

@@ -23,7 +23,7 @@ bool BrowserTabsRemoteAutostart();
  *                    stable/frozen, please contact Benjamin Smedberg.
  */
 
-[scriptable, uuid(588831D6-7576-4CEA-B368-3AAB76CD9FCC)]
+[scriptable, uuid(15b0e6cf-83da-4672-814e-cfa0b06ba31b)]
 interface nsIXULRuntime : nsISupports
 {
   /**
@@ -151,4 +151,9 @@ interface nsIXULRuntime : nsISupports
    * The distribution ID for this build (MOZ_DISTRIBUTION_ID).
    */
   readonly attribute AUTF8String distributionID;
+
+  /**
+   * True if this is an official build (MOZILLA_OFFICIAL).
+   */
+  readonly attribute boolean isOfficial;
 };