tests/link/platform.props: Update w/ real properties.

Copy of https://gerrit.chromium.org/gerrit/#/c/31967/ into this repo.

BUG=chromium-os:33858
TEST=Tried upcoming Link regression test w/ and w/o this change. Saw
proper output value.

Change-Id: I2767af5030a0fc47f7956a96d1b0bbd8503b612e
Reviewed-on: https://gerrit.chromium.org/gerrit/32002
Reviewed-by: Chung-yih Wang <cywang@chromium.org>
Commit-Ready: Andrew de los Reyes <adlr@chromium.org>
Tested-by: Andrew de los Reyes <adlr@chromium.org>
diff --git a/tests/link/platform.props b/tests/link/platform.props
index 0c6eb03..88abcb9 100644
--- a/tests/link/platform.props
+++ b/tests/link/platform.props
@@ -12,6 +12,8 @@
 		"Point Y Out Scale": 2.0,
 		"Pressure Calibration Offset": -15.369282490859,
 		"Pressure Calibration Slope": 1.3219851012421,
+		"Scroll X Out Scale": 0.5,
+		"Scroll Y Out Scale": 0.5,
 		"Touch Major Calibration Slope": 0.048645047059903,
 		"Touch Major Calibration Offset": -1.29829630692326,
 		"Max Allowed Pressure Change Per Sec": 100000.0,