fix and test colorfiltershader

Bug: skia:
Change-Id: I02fd77796880b42ce55549a8340b116e1c5f19d6
Reviewed-on: https://skia-review.googlesource.com/18305
Commit-Queue: Mike Reed <reed@google.com>
Commit-Queue: Mike Klein <mtklein@chromium.org>
Reviewed-by: Mike Klein <mtklein@chromium.org>

1 files changed, 7 insertions, 1 deletions

diff --git a/gm/colorfilterimagefilter.cpp b/gm/colorfilterimagefilter.cpp
index a2e20d3393..5ef6379b9c 100644
--- a/gm/colorfilterimagefilter.cpp
+++ b/gm/colorfilterimagefilter.cpp
@@ -186,18 +186,24 @@ DEF_SIMPLE_GM(colorfilterimagefilter_layer, canvas, 32, 32) {
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
+#include "SkGradientShader.h"
 template <typename T> class SkTRefArray : public SkTDArray<T> {
 public:
     ~SkTRefArray() { this->unrefAll(); }
 };
 
-DEF_SIMPLE_GM(colorfiltershader, canvas, 610, 450) {
+DEF_SIMPLE_GM(colorfiltershader, canvas, 610, 610) {
     SkTArray<sk_sp<SkColorFilter>> filters;
     sk_gm_get_colorfilters(&filters);
 
     SkTRefArray<SkShader*> shaders;
     sk_gm_get_shaders(&shaders);
 
+    const SkColor colors[] = { SK_ColorRED, SK_ColorBLUE };
+    *shaders.append() = SkGradientShader::MakeTwoPointConical({0, 0}, 50, {0, 0}, 150,
+                                                              colors, nullptr, 2,
+                                                              SkShader::kClamp_TileMode).release();
+
     SkPaint paint;
     SkRect r = SkRect::MakeWH(120, 120);