Add tonal color support for shadows.

Bug: skia:
Change-Id: Ib9bd9083da1d8a9fa90ae7c710386e6903541fd5
Reviewed-on: https://skia-review.googlesource.com/18148
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>
diff --git a/samplecode/SampleAndroidShadows.cpp b/samplecode/SampleAndroidShadows.cpp
index 0f13340..f15df9f 100644
--- a/samplecode/SampleAndroidShadows.cpp
+++ b/samplecode/SampleAndroidShadows.cpp
@@ -144,6 +144,7 @@
         if (fUseAlt) {
             flags |= SkShadowFlags::kGeometricOnly_ShadowFlag;
         }
+
         SkShadowUtils::DrawShadow(canvas, path, zPlaneParams,
                                   lightPos, lightWidth,
                                   ambientAlpha, spotAlpha, SK_ColorBLACK, flags);