Revert of Begin weaning GrClipMaskManager off of GrDrawTarget (take 2) (patchset #7 id:120001 of https://codereview.chromium.org/1754563003/ )

Reason for revert:
fAuditTrail

Original issue's description:
> Begin weaning GrClipMaskManager off of GrDrawTarget (take 2)
>
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1754563003
>
> Committed: https://skia.googlesource.com/skia/+/86c60758e9e4f9e203d7462cb22b2a245a0f51bd

TBR=joshualitt@chromium.org,bsalomon@google.com,joshualitt@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/1754353002
diff --git a/src/gpu/GrTest.cpp b/src/gpu/GrTest.cpp
index 56037d1..9a37f2b 100644
--- a/src/gpu/GrTest.cpp
+++ b/src/gpu/GrTest.cpp
@@ -9,7 +9,7 @@
 
 #include "GrBatchAtlas.h"
 #include "GrContextOptions.h"
-#include "GrDrawContextPriv.h"
+#include "GrDrawContext.h"
 #include "GrDrawingManager.h"
 #include "GrGpuResourceCacheAccess.h"
 #include "GrResourceCache.h"
@@ -258,17 +258,17 @@
 ///////////////////////////////////////////////////////////////////////////////
 
 #define ASSERT_SINGLE_OWNER \
-    SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fDrawContext->fSingleOwner);)
-#define RETURN_IF_ABANDONED        if (fDrawContext->fDrawingManager->abandoned()) { return; }
+    SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fSingleOwner);)
+#define RETURN_IF_ABANDONED        if (fDrawingManager->abandoned()) { return; }
 
-void GrDrawContextPriv::testingOnly_drawBatch(const GrPipelineBuilder& pipelineBuilder,
-                                              GrDrawBatch* batch) {
+void GrDrawContext::internal_drawBatch(const GrPipelineBuilder& pipelineBuilder,
+                                       GrDrawBatch* batch) {
     ASSERT_SINGLE_OWNER
     RETURN_IF_ABANDONED
-    SkDEBUGCODE(fDrawContext->validate();)
-    GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::testingOnly_drawBatch");
+    SkDEBUGCODE(this->validate();)
+    GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::internal_drawBatch");
 
-    fDrawContext->getDrawTarget()->drawBatch(pipelineBuilder, batch);
+    this->getDrawTarget()->drawBatch(pipelineBuilder, batch);
 }
 
 #undef ASSERT_SINGLE_OWNER