Skip dm GPU configs when context creation fails

tests/GLInterfaceValidationTest.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.
- */
-
-#include "Test.h"
-
-// This is a GPU-backend specific test
-#if SK_SUPPORT_GPU
-
-#include "GrContextFactory.h"
-
-DEF_GPUTEST(GLInterfaceValidation, reporter, factory) {
-    for (int i = 0; i <= GrContextFactory::kLastGLContextType; ++i) {
-        GrContextFactory::GLContextType glCtxType = (GrContextFactory::GLContextType)i;
-        // this forces the factory to make the context if it hasn't yet
-        GrContextFactory::ContextInfo* contextInfo = factory->getContextInfo(glCtxType);
-        SkGLContext* glCtx = contextInfo ? contextInfo->fGLContext : nullptr;
-
-        // We're supposed to fail the NVPR context type when we the native context that does not
-        // support the NVPR extension.
-        if (GrContextFactory::kNVPR_GLContextType == glCtxType &&
-            factory->getContextInfo(GrContextFactory::kNative_GLContextType) &&
-            !factory->getContextInfo(GrContextFactory::kNative_GLContextType)->fGLContext->gl()->hasExtension("GL_NV_path_rendering")) {
-            REPORTER_ASSERT(reporter, nullptr == glCtx);
-            continue;
-        }
-
-        REPORTER_ASSERT(reporter, glCtx);
-        if (glCtx) {
-            const GrGLInterface* interface = glCtx->gl();
-            REPORTER_ASSERT(reporter, interface->validate());
-        }
-    }
-}
-
-#endif