tree b45547fbc7e5237b187a51b30da79b3917209383
parent 7d25ab7b11f95d7df1c078f2fc37ce122b61534e
author Teng-Hui Zhu <ztenghui@google.com> 1475529981 -0700
committer Teng-Hui Zhu <ztenghui@google.com> 1475627169 -0700

Make umbra lighter when the blocker is too high and has no real umbra area.

b/31939390
Test: CTS testShadowLayout && Manual FrameworkShadow test

Change-Id: Ib0b6c4239ac8a521a827be246e912daf2ad3b885