One signature for creating unit tests that run on premade GrContexts

tests/GrContextAbandonTest.cpp

Index: tests/GrContextAbandonTest.cpp
diff --git a/tests/GrContextAbandonTest.cpp b/tests/GrContextAbandonTest.cpp
index e1ad8f7de72640d2c8c30469fce40881f89bba02..8981657029bb445df10997530b938914f13aa6dc 100644
--- a/tests/GrContextAbandonTest.cpp
+++ b/tests/GrContextAbandonTest.cpp
@@ -12,14 +12,14 @@
 #include "GrContextFactory.h"
 #include "Test.h"
 
-using sk_gpu_test::GrContextFactory;
+using namespace sk_gpu_test;
 
 DEF_GPUTEST(GrContext_abandonContext, reporter, /*factory*/) {
     for (int testType = 0; testType < 6; ++testType) {
         for (int i = 0; i < GrContextFactory::kContextTypeCnt; ++i) {
             GrContextFactory testFactory;
             GrContextFactory::ContextType ctxType = (GrContextFactory::ContextType) i;
-            GrContextFactory::ContextInfo info = testFactory.getContextInfo(ctxType);
+            ContextInfo info = testFactory.getContextInfo(ctxType);
             if (GrContext* context = info.fGrContext) {
                 switch (testType) {
                     case 0: