Add reg test for http://crbug.com/348821

BUG=348821
R=reed@google.com, mtklein@google.com

Author: mtklein@chromium.org

Review URL: https://codereview.chromium.org/189373008

git-svn-id: http://skia.googlecode.com/svn/trunk@13852 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gyp/tests.gypi b/gyp/tests.gypi
index cd0e111..a036dbd 100644
--- a/gyp/tests.gypi
+++ b/gyp/tests.gypi
@@ -55,6 +55,7 @@
     '../tests/ColorFilterTest.cpp',
     '../tests/ColorPrivTest.cpp',
     '../tests/ColorTest.cpp',
+    '../tests/DashPathEffectTest.cpp',
     '../tests/DataRefTest.cpp',
     '../tests/DeferredCanvasTest.cpp',
     '../tests/DequeTest.cpp',