Bug 1459293 - Enable new Android fling physics on the Nightly channel. r=kats

MozReview-Commit-ID: EHwhzClIICz

--HG--
extra : rebase_source : fd6651292f1a7bcc4fd4b23c4993d924d57e4914

modules/libpref/init/all.js

@@ -632,7 +632,11 @@ pref("layers.geometry.d3d11.enabled", true);
 pref("apz.allow_checkerboarding", true);
 pref("apz.allow_immediate_handoff", true);
 pref("apz.allow_zooming", false);
+#ifdef NIGHTLY_BUILD
+pref("apz.android.chrome_fling_physics.enabled", true);
+#else
 pref("apz.android.chrome_fling_physics.enabled", false);
+#endif
 pref("apz.android.chrome_fling_physics.friction", "0.015");
 pref("apz.android.chrome_fling_physics.inflexion", "0.35");
 pref("apz.android.chrome_fling_physics.stop_threshold", "0.1");