212         fCurIntf = nullptr;  in DefaultDeviceManager()
223         SkSafeUnref(fCurIntf);  in ~DefaultDeviceManager()
261         SkASSERT(nullptr == fCurIntf);  in setUpBackend()
266                 fCurIntf = GrGLCreateNativeInterface();  in setUpBackend()
270                 fCurIntf = sk_gpu_test::CreateANGLEGLInterface();  in setUpBackend()
279         fCurContext = GrContext::Create(kOpenGL_GrBackend, (GrBackendContext) fCurIntf,  in setUpBackend()
282         if (nullptr == fCurContext || nullptr == fCurIntf) {  in setUpBackend()
285             SkSafeUnref(fCurIntf);  in setUpBackend()
287             fCurIntf = nullptr;  in setUpBackend()
306         SkSafeUnref(fCurIntf);  in tearDownBackend()
307         fCurIntf = nullptr;  in tearDownBackend()
392             fGpuSurface = win->makeGpuBackedSurface(attachmentInfo, fCurIntf, fCurContext);  in windowSizeChanged()
425     const GrGLInterface*    fCurIntf;  member in SampleWindow::DefaultDeviceManager