Generate list of GPU contexts outside tests

tests/GrDrawTargetTest.cpp

Index: tests/GrDrawTargetTest.cpp
diff --git a/tests/GrDrawTargetTest.cpp b/tests/GrDrawTargetTest.cpp
index ce3da8098e5573c702300fb0ab76ca852ca0e59c..bbc2b9146bc59e6c4c0228c5f53237a2b616d352 100644
--- a/tests/GrDrawTargetTest.cpp
+++ b/tests/GrDrawTargetTest.cpp
@@ -11,28 +11,14 @@
 
 #include "GrCaps.h"
 #include "GrContext.h"
-#include "GrContextFactory.h"
 #include "GrGpu.h"
 
-static void test_print(skiatest::Reporter*, const GrCaps* caps) {
+DEF_GPUTEST_FOR_ALL_CONTEXTS(GrDrawTargetPrint, reporter, context) {
     // This used to assert.
-    SkString result = caps->dump();
+    SkString result = context->caps()->dump();
     SkASSERT(!result.isEmpty());
-    SkString shaderResult = caps->shaderCaps()->dump();
+    SkString shaderResult = context->caps()->shaderCaps()->dump();
     SkASSERT(!shaderResult.isEmpty());
 }
 
-DEF_GPUTEST(GrDrawTarget, reporter, factory) {
-    for (int type = 0; type < GrContextFactory::kLastGLContextType; ++type) {
-        GrContextFactory::GLContextType glType = static_cast<GrContextFactory::GLContextType>(type);
-
-        GrContext* grContext = factory->get(glType);
-        if (nullptr == grContext) {
-            continue;
-        }
-
-        test_print(reporter, grContext->caps());
-    }
-}
-
 #endif