Revert of Make a single GrSingleOwner in GrContext (patchset #3 id:40001 of https://codereview.chromium.org/1563703004/ )

Reason for revert:
breaking asan

Original issue's description:
> Make a single GrSingleOwner in GrContext
>
> TBR=bsalomon@google.com
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1563703004
>
> Committed: https://skia.googlesource.com/skia/+/f9bc796e0dbd31674c22b34761913ee6e8fdd66a

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

Review URL: https://codereview.chromium.org/1565303003

include/gpu/GrContext.h

@@ -392,9 +392,7 @@ private:
     SkMutex                         fTestPMConversionsMutex;
 
     // In debug builds we guard against improper thread handling
-    // This guard is passed to the GrDrawingManager and, from there to all the
+    SkDEBUGCODE(mutable GrSingleOwner fSingleOwner;)
-    // GrDrawContexts.  It is also passed to the GrTextureProvider and SkGpuDevice.
-    mutable GrSingleOwner fSingleOwner;
 
     struct CleanUpData {
         PFCleanUpFunc fFunc;

include/gpu/GrDrawContext.h

@@ -283,8 +283,7 @@ private:
 
     SkDEBUGCODE(void validate() const;)
 
-    GrDrawContext(GrDrawingManager*, GrRenderTarget*, const SkSurfaceProps* surfaceProps,
+    GrDrawContext(GrDrawingManager*, GrRenderTarget*, const SkSurfaceProps* surfaceProps);
-                  GrSingleOwner*);
 
     void internalDrawPath(GrPipelineBuilder*,
                           const SkMatrix& viewMatrix,
@@ -310,7 +309,7 @@ private:
     SkSurfaceProps    fSurfaceProps;
 
     // In debug builds we guard against improper thread handling
-    mutable GrSingleOwner* fSingleOwner;
+    SkDEBUGCODE(mutable GrSingleOwner fSingleOwner;)
 };
 
 #endif

include/private/GrSingleOwner.h

@@ -48,8 +48,6 @@ private:
      SkThreadID fOwner;    // guarded by fMutex
      int fReentranceCount; // guarded by fMutex
 };
-#else
-class GrSingleOwner {}; // Provide a dummy implementation so we can pass pointers to constructors
 #endif
 
 #endif

src/gpu/GrContext.cpp

@@ -95,7 +95,7 @@ void GrContext::initCommon(const GrContextOptions& options) {
     dtOptions.fClipBatchToBounds = options.fClipBatchToBounds;
     dtOptions.fDrawBatchBounds = options.fDrawBatchBounds;
     dtOptions.fMaxBatchLookback = options.fMaxBatchLookback;
-    fDrawingManager.reset(new GrDrawingManager(this, dtOptions, &fSingleOwner));
+    fDrawingManager.reset(new GrDrawingManager(this, dtOptions));
 
     // GrBatchFontCache will eventually replace GrFontCache
     fBatchFontCache = new GrBatchFontCache(this);

src/gpu/GrDrawContext.cpp

@@ -28,7 +28,7 @@
 
 #define ASSERT_OWNED_RESOURCE(R) SkASSERT(!(R) || (R)->getContext() == fDrawingManager->getContext())
 #define ASSERT_SINGLE_OWNER \
-    SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fSingleOwner);)
+    SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(&fSingleOwner);)
 #define RETURN_IF_ABANDONED        if (fDrawingManager->abandoned()) { return; }
 #define RETURN_FALSE_IF_ABANDONED  if (fDrawingManager->abandoned()) { return false; }
 #define RETURN_NULL_IF_ABANDONED   if (fDrawingManager->abandoned()) { return nullptr; }
@@ -50,14 +50,12 @@ private:
 // when the drawContext attempts to use it (via getDrawTarget).
 GrDrawContext::GrDrawContext(GrDrawingManager* drawingMgr,
                              GrRenderTarget* rt,
-                             const SkSurfaceProps* surfaceProps,
+                             const SkSurfaceProps* surfaceProps)
-                             GrSingleOwner* singleOwner)
     : fDrawingManager(drawingMgr)
     , fRenderTarget(rt)
     , fDrawTarget(SkSafeRef(rt->getLastDrawTarget()))
     , fTextContext(nullptr)
-    , fSurfaceProps(SkSurfacePropsCopyOrDefault(surfaceProps))
+    , fSurfaceProps(SkSurfacePropsCopyOrDefault(surfaceProps)) {
-    , fSingleOwner(singleOwner) {
     SkDEBUGCODE(this->validate();)
 }
 

src/gpu/GrDrawingManager.cpp

@@ -202,5 +202,5 @@ GrDrawContext* GrDrawingManager::drawContext(GrRenderTarget* rt,
         return nullptr;
     }
 
-    return new GrDrawContext(this, rt, surfaceProps, fSingleOwner);
+    return new GrDrawContext(this, rt, surfaceProps);
 }

src/gpu/GrDrawingManager.h

@@ -16,7 +16,6 @@
 
 class GrContext;
 class GrDrawContext;
-class GrSingleOWner;
 class GrSoftwarePathRenderer;
 class GrTextContext;
 
@@ -54,11 +53,9 @@ public:
     static bool ProgramUnitTest(GrContext* context, int maxStages);
 
 private:
-    GrDrawingManager(GrContext* context, const GrDrawTarget::Options& optionsForDrawTargets,
+    GrDrawingManager(GrContext* context, const GrDrawTarget::Options& optionsForDrawTargets)
-                     GrSingleOwner* singleOwner)
         : fContext(context)
         , fOptionsForDrawTargets(optionsForDrawTargets)
-        , fSingleOwner(singleOwner)
         , fAbandoned(false)
         , fNVPRTextContext(nullptr)
         , fPathRendererChain(nullptr)
@@ -81,9 +78,6 @@ private:
     GrContext*                  fContext;
     GrDrawTarget::Options       fOptionsForDrawTargets;
 
-    // In debug builds we guard against improper thread handling
-    GrSingleOwner*              fSingleOwner;
-
     bool                        fAbandoned;
     SkTDArray<GrDrawTarget*>    fDrawTargets;