Move SkGLContext and some GrGLInterface implementations to skgputest module

tests/GLProgramsTest.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 // This is a GPU-backend specific test. It relies on static intializers to work
 
 #include "SkTypes.h"
@@ skipping 437 matching lines @@
     // skbug 3330
 #ifdef SK_BUILD_FOR_WIN
     GrAutoLocaleSetter als("sv-SE");
 #else
     GrAutoLocaleSetter als("sv_SE.UTF-8");
 #endif
 
     // We suppress prints to avoid spew
     GrContextOptions opts;
     opts.fSuppressPrints = true;
-    GrContextFactory debugFactory(opts);
+    sk_gpu_test::GrContextFactory debugFactory(opts);
     skiatest::RunWithGPUTestContexts(test_glprograms_native, skiatest::kNative_GPUTestContexts,
                                      reporter, &debugFactory);
     skiatest::RunWithGPUTestContexts(test_glprograms_other_contexts,
                                      skiatest::kOther_GPUTestContexts, reporter, &debugFactory);
 }
 
 #endif