Revert of Add guards to GrTextureProvider

src/gpu/GrTextureProvider.cpp

Index: src/gpu/GrTextureProvider.cpp
diff --git a/src/gpu/GrTextureProvider.cpp b/src/gpu/GrTextureProvider.cpp
index 1c2f36535a0166ce143d66ca34936f9874ec1cb8..cb652f7a7fd8c2e27b46fb7a4c802a4031b900e1 100644
--- a/src/gpu/GrTextureProvider.cpp
+++ b/src/gpu/GrTextureProvider.cpp
@@ -10,10 +10,6 @@
 #include "GrTexturePriv.h"
 #include "GrResourceCache.h"
 #include "GrGpu.h"
-#include "../private/GrSingleOwner.h"
-
-#define ASSERT_SINGLE_OWNER \
-    SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fSingleOwner);)
 
 enum ScratchTextureFlags {
     kExact_ScratchTextureFlag           = 0x1,
@@ -21,18 +17,8 @@
     kNoCreate_ScratchTextureFlag        = 0x4,
 };
 
-GrTextureProvider::GrTextureProvider(GrGpu* gpu, GrResourceCache* cache, GrSingleOwner* singleOwner)
-    : fCache(cache)
-    , fGpu(gpu)
-#ifdef SK_DEBUG
-    , fSingleOwner(singleOwner)
-#endif
-    {
-}
-
 GrTexture* GrTextureProvider::createTexture(const GrSurfaceDesc& desc, bool budgeted,
                                             const void* srcData, size_t rowBytes) {
-    ASSERT_SINGLE_OWNER
     if (this->isAbandoned()) {
         return nullptr;
     }
@@ -58,13 +44,11 @@
 }
 
 GrTexture* GrTextureProvider::createApproxTexture(const GrSurfaceDesc& desc) {
-    ASSERT_SINGLE_OWNER
     return this->internalCreateApproxTexture(desc, 0);
 }
 
 GrTexture* GrTextureProvider::internalCreateApproxTexture(const GrSurfaceDesc& desc,
                                                           uint32_t scratchFlags) {
-    ASSERT_SINGLE_OWNER
     if (this->isAbandoned()) {
         return nullptr;
     }
@@ -78,7 +62,6 @@
 
 GrTexture* GrTextureProvider::refScratchTexture(const GrSurfaceDesc& inDesc,
                                                 uint32_t flags) {
-    ASSERT_SINGLE_OWNER
     SkASSERT(!this->isAbandoned());
     SkASSERT(!GrPixelConfigIsCompressed(inDesc.fConfig));
 
@@ -125,7 +108,6 @@
 
 GrTexture* GrTextureProvider::wrapBackendTexture(const GrBackendTextureDesc& desc,
                                                  GrWrapOwnership ownership) {
-    ASSERT_SINGLE_OWNER
     if (this->isAbandoned()) {
         return nullptr;
     }
@@ -133,13 +115,11 @@
 }
 
 GrRenderTarget* GrTextureProvider::wrapBackendRenderTarget(const GrBackendRenderTargetDesc& desc) {
-    ASSERT_SINGLE_OWNER
     return this->isAbandoned() ? nullptr : fGpu->wrapBackendRenderTarget(desc,
-                                                                         kBorrow_GrWrapOwnership);
+                                                                      kBorrow_GrWrapOwnership);
 }
 
 void GrTextureProvider::assignUniqueKeyToResource(const GrUniqueKey& key, GrGpuResource* resource) {
-    ASSERT_SINGLE_OWNER
     if (this->isAbandoned() || !resource) {
         return;
     }
@@ -147,22 +127,9 @@
 }
 
 bool GrTextureProvider::existsResourceWithUniqueKey(const GrUniqueKey& key) const {
-    ASSERT_SINGLE_OWNER
     return this->isAbandoned() ? false : fCache->hasUniqueKey(key);
 }
 
 GrGpuResource* GrTextureProvider::findAndRefResourceByUniqueKey(const GrUniqueKey& key) {
-    ASSERT_SINGLE_OWNER
     return this->isAbandoned() ? nullptr : fCache->findAndRefUniqueResource(key);
 }
-
-GrTexture* GrTextureProvider::findAndRefTextureByUniqueKey(const GrUniqueKey& key) {
-    ASSERT_SINGLE_OWNER
-    GrGpuResource* resource = this->findAndRefResourceByUniqueKey(key);
-    if (resource) {
-        GrTexture* texture = static_cast<GrSurface*>(resource)->asTexture();
-        SkASSERT(texture);
-        return texture;
-    }
-    return NULL;
-}