Make GrSamplerState.h and GrRenderTarget.h private

Change-Id: Id7a270f5a528e1a4a6d94474fa092545252753b3
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/234667
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
diff --git a/src/gpu/GrTextureProducer.h b/src/gpu/GrTextureProducer.h
index 806ddad..eef872a 100644
--- a/src/gpu/GrTextureProducer.h
+++ b/src/gpu/GrTextureProducer.h
@@ -9,10 +9,10 @@
 #define GrTextureProducer_DEFINED
 
 #include "include/core/SkImageInfo.h"
-#include "include/gpu/GrSamplerState.h"
 #include "include/private/GrResourceKey.h"
 #include "include/private/SkNoncopyable.h"
 #include "src/gpu/GrColorSpaceInfo.h"
+#include "src/gpu/GrSamplerState.h"
 
 class GrFragmentProcessor;
 class GrRecordingContext;