Use SkMWRandom in GLPrograms test.

R=jvanverth@google.com
Review URL: https://codereview.appspot.com/7306097

git-svn-id: http://skia.googlecode.com/svn/trunk@7721 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/effects/GrTextureDomainEffect.cpp b/src/gpu/effects/GrTextureDomainEffect.cpp
index 833c198..39c992e 100644
--- a/src/gpu/effects/GrTextureDomainEffect.cpp
+++ b/src/gpu/effects/GrTextureDomainEffect.cpp
@@ -186,7 +186,7 @@
 
 GR_DEFINE_EFFECT_TEST(GrTextureDomainEffect);
 
-GrEffectRef* GrTextureDomainEffect::TestCreate(SkRandom* random,
+GrEffectRef* GrTextureDomainEffect::TestCreate(SkMWCRandom* random,
                                                GrContext* context,
                                                GrTexture* textures[]) {
     int texIdx = random->nextBool() ? GrEffectUnitTest::kSkiaPMTextureIdx :