Add support for draws in vulkan read and write pixels

tests/WritePixelsTest.cpp

Index: tests/WritePixelsTest.cpp
diff --git a/tests/WritePixelsTest.cpp b/tests/WritePixelsTest.cpp
index 8ad84510c98938bdb98af1890e1eb8a04a4c8094..90f5d805f1071cc91c8adcf61ed7eefae30bf00a 100644
--- a/tests/WritePixelsTest.cpp
+++ b/tests/WritePixelsTest.cpp
@@ -406,7 +406,7 @@ DEF_TEST(WritePixels, reporter) {
     }
 }
 #if SK_SUPPORT_GPU
-DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(WritePixels_Gpu, reporter, ctxInfo) {
+DEF_GPUTEST_FOR_RENDERING_CONTEXTS(WritePixels_Gpu, reporter, ctxInfo) {
     for (auto& origin : { kTopLeft_GrSurfaceOrigin, kBottomLeft_GrSurfaceOrigin }) {
         GrSurfaceDesc desc;
         desc.fFlags = kRenderTarget_GrSurfaceFlag;