Bug 1515712 - provide OMNIJAR_NAME constant for browser r=kmag

Differential Revision: https://phabricator.services.mozilla.com/D15243

--HG--
extra : moz-landing-system : lando

toolkit/modules/AppConstants.jsm

@@ -325,6 +325,8 @@ this.AppConstants = Object.freeze({
 
   BROWSER_CHROME_URL: "@BROWSER_CHROME_URL@",
 
+  OMNIJAR_NAME: "@OMNIJAR_NAME@",
+
   // URL to the hg revision this was built from (e.g.
   // "https://hg.mozilla.org/mozilla-central/rev/6256ec9113c1")
   // On unofficial builds, this is an empty string.

toolkit/modules/moz.build

@@ -309,7 +309,8 @@ for var in ('ANDROID_PACKAGE_NAME',
             'MOZ_WIDGET_TOOLKIT',
             'DLL_PREFIX',
             'DLL_SUFFIX',
-            'DEBUG_JS_MODULES'):
+            'DEBUG_JS_MODULES',
+            'OMNIJAR_NAME'):
             DEFINES[var] = CONFIG[var]
 
 for var in ('MOZ_TOOLKIT_SEARCH',