fixes a build problem caused by OldGraphicsJNI header not compatible with implementation.
fixes a build problem caused by OldGraphicsJNI header not compatible with implementation.

mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1,mogoweb/webkit_for_android5.1