Turn ContextInfos returned by GrContextFactory into structs.

tests/TestTest.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "Test.h"
 
 #if SK_SUPPORT_GPU
@@ skipping 13 matching lines @@
     REPORTER_ASSERT(reporter, reporter);
     REPORTER_ASSERT(reporter, factory);
 }
 #endif
 
 // This is an example of a GPU test that tests a property that should work for all GPU contexts.
 // Note: Some of the contexts might not produce a rendering output.
 #if SK_SUPPORT_GPU
 DEF_GPUTEST_FOR_ALL_GL_CONTEXTS(TestGpuAllContexts, reporter, ctxInfo) {
     REPORTER_ASSERT(reporter, reporter);
-    REPORTER_ASSERT(reporter, ctxInfo.fGrContext);
+    REPORTER_ASSERT(reporter, ctxInfo.grContext());
 }
 #endif
 
 // This is an example of a GPU test that tests a property that should work for all GPU contexts that
 // produce a rendering output.
 #if SK_SUPPORT_GPU
 DEF_GPUTEST_FOR_RENDERING_CONTEXTS(TestGpuRenderingContexts, reporter, ctxInfo) {
     REPORTER_ASSERT(reporter, reporter);
-    REPORTER_ASSERT(reporter, ctxInfo.fGrContext);
+    REPORTER_ASSERT(reporter, ctxInfo.grContext());
 }
 #endif
 
 // This is an example of a GPU test that tests a property that uses the null GPU context.  It should
 // be used if the test tests some behavior that is mocked with the null context.
 #if SK_SUPPORT_GPU
 DEF_GPUTEST_FOR_NULLGL_CONTEXT(TestGpuNullContext, reporter, ctxInfo) {
     REPORTER_ASSERT(reporter, reporter);
-    REPORTER_ASSERT(reporter, ctxInfo.fGrContext);
+    REPORTER_ASSERT(reporter, ctxInfo.grContext());
 }
 #endif