Bug 1599952 Include chromium-config.mozbuild for dom/bindings/test r=dmajor

as for dom/bindings.

Differential Revision: https://phabricator.services.mozilla.com/D55212

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

dom/bindings/test/moz.build

@@ -55,6 +55,8 @@ LOCAL_INCLUDES += [
     '/js/xpconnect/wrappers',
 ]
 
+include('/ipc/chromium/chromium-config.mozbuild')
+
 if CONFIG['CC_TYPE'] in ('clang', 'gcc'):
     CXXFLAGS += ['-Wno-error=shadow']