Rename GrContextPriv to GrDirectContextPriv

Change-Id: I3fccadd8a2860dbee73f93f995738146373f8a39
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/326196
Commit-Queue: Adlai Holler <adlai@google.com>
Auto-Submit: Adlai Holler <adlai@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
diff --git a/tests/GrPorterDuffTest.cpp b/tests/GrPorterDuffTest.cpp
index 9eb370d..c7f2a44 100644
--- a/tests/GrPorterDuffTest.cpp
+++ b/tests/GrPorterDuffTest.cpp
@@ -10,7 +10,7 @@
 #include "include/gpu/GrBackendSurface.h"
 #include "include/gpu/GrContextOptions.h"
 #include "include/gpu/GrDirectContext.h"
-#include "src/gpu/GrContextPriv.h"
+#include "src/gpu/GrDirectContextPriv.h"
 #include "src/gpu/GrGpu.h"
 #include "src/gpu/GrProxyProvider.h"
 #include "src/gpu/GrXferProcessor.h"