diff --git a/src/gpu/GrBuffer.cpp b/src/gpu/GrBuffer.cpp
index cd7862a..25e7ab0 100644
--- a/src/gpu/GrBuffer.cpp
+++ b/src/gpu/GrBuffer.cpp
@@ -9,8 +9,8 @@
 #include "GrGpu.h"
 #include "GrCaps.h"
 
-GrBuffer* GrBuffer::CreateCPUBacked(GrGpu* gpu, size_t sizeInBytes, GrBufferType intendedType,
-                                    const void* data) {
+sk_sp<GrBuffer> GrBuffer::MakeCPUBacked(GrGpu* gpu, size_t sizeInBytes, GrBufferType intendedType,
+                                        const void* data) {
     SkASSERT(GrBufferTypeIsVertexOrIndex(intendedType));
     void* cpuData;
     if (gpu->caps()->mustClearUploadedBufferData()) {
@@ -21,7 +21,7 @@
     if (data) {
         memcpy(cpuData, data, sizeInBytes);
     }
-    return new GrBuffer(gpu, sizeInBytes, intendedType, cpuData);
+    return sk_sp<GrBuffer>(new GrBuffer(gpu, sizeInBytes, intendedType, cpuData));
 }
 
 GrBuffer::GrBuffer(GrGpu* gpu, size_t sizeInBytes, GrBufferType type, void* cpuData)
diff --git a/src/gpu/GrBuffer.h b/src/gpu/GrBuffer.h
index db9b1ae..8b0d551 100644
--- a/src/gpu/GrBuffer.h
+++ b/src/gpu/GrBuffer.h
@@ -17,8 +17,9 @@
     /**
      * Creates a client-side buffer.
      */
-    static SK_WARN_UNUSED_RESULT GrBuffer* CreateCPUBacked(GrGpu*, size_t sizeInBytes, GrBufferType,
-                                                           const void* data = nullptr);
+    static SK_WARN_UNUSED_RESULT sk_sp<GrBuffer> MakeCPUBacked(GrGpu*, size_t sizeInBytes,
+                                                               GrBufferType,
+                                                               const void* data = nullptr);
 
     /**
      * Computes a scratch key for a GPU-side buffer with a "dynamic" access pattern. (Buffers with
diff --git a/src/gpu/GrBufferAllocPool.cpp b/src/gpu/GrBufferAllocPool.cpp
index 65dc01f..1349d88 100644
--- a/src/gpu/GrBufferAllocPool.cpp
+++ b/src/gpu/GrBufferAllocPool.cpp
@@ -46,7 +46,7 @@
 
 void GrBufferAllocPool::deleteBlocks() {
     if (fBlocks.count()) {
-        GrBuffer* buffer = fBlocks.back().fBuffer;
+        GrBuffer* buffer = fBlocks.back().fBuffer.get();
         if (buffer->isMapped()) {
             UNMAP_BUFFER(fBlocks.back());
         }
@@ -128,7 +128,7 @@
 
 void* GrBufferAllocPool::makeSpace(size_t size,
                                    size_t alignment,
-                                   const GrBuffer** buffer,
+                                   sk_sp<const GrBuffer>* buffer,
                                    size_t* offset) {
     VALIDATE();
 
@@ -181,7 +181,7 @@
 void* GrBufferAllocPool::makeSpaceAtLeast(size_t minSize,
                                           size_t fallbackSize,
                                           size_t alignment,
-                                          const GrBuffer** buffer,
+                                          sk_sp<const GrBuffer>* buffer,
                                           size_t* offset,
                                           size_t* actualSize) {
     VALIDATE();
@@ -321,11 +321,7 @@
 
 void GrBufferAllocPool::destroyBlock() {
     SkASSERT(!fBlocks.empty());
-
-    BufferBlock& block = fBlocks.back();
-
-    SkASSERT(!block.fBuffer->isMapped());
-    block.fBuffer->unref();
+    SkASSERT(!fBlocks.back().fBuffer->isMapped());
     fBlocks.pop_back();
     fBufferPtr = nullptr;
 }
@@ -349,7 +345,7 @@
 
 
 void GrBufferAllocPool::flushCpuData(const BufferBlock& block, size_t flushSize) {
-    GrBuffer* buffer = block.fBuffer;
+    GrBuffer* buffer = block.fBuffer.get();
     SkASSERT(buffer);
     SkASSERT(!buffer->isMapped());
     SkASSERT(fCpuData == fBufferPtr);
@@ -369,8 +365,7 @@
     VALIDATE(true);
 }
 
-GrBuffer* GrBufferAllocPool::getBuffer(size_t size) {
-
+sk_sp<GrBuffer> GrBufferAllocPool::getBuffer(size_t size) {
     auto resourceProvider = fGpu->getContext()->contextPriv().resourceProvider();
 
     // Shouldn't have to use this flag (https://bug.skia.org/4156)
@@ -385,9 +380,8 @@
 
 void* GrVertexBufferAllocPool::makeSpace(size_t vertexSize,
                                          int vertexCount,
-                                         const GrBuffer** buffer,
+                                         sk_sp<const GrBuffer>* buffer,
                                          int* startVertex) {
-
     SkASSERT(vertexCount >= 0);
     SkASSERT(buffer);
     SkASSERT(startVertex);
@@ -404,9 +398,9 @@
 }
 
 void* GrVertexBufferAllocPool::makeSpaceAtLeast(size_t vertexSize, int minVertexCount,
-                                                int fallbackVertexCount, const GrBuffer** buffer,
-                                                int* startVertex, int* actualVertexCount) {
-
+                                                int fallbackVertexCount,
+                                                sk_sp<const GrBuffer>* buffer, int* startVertex,
+                                                int* actualVertexCount) {
     SkASSERT(minVertexCount >= 0);
     SkASSERT(fallbackVertexCount >= minVertexCount);
     SkASSERT(buffer);
@@ -437,10 +431,8 @@
 GrIndexBufferAllocPool::GrIndexBufferAllocPool(GrGpu* gpu, void* initialCpuBuffer)
         : GrBufferAllocPool(gpu, kIndex_GrBufferType, initialCpuBuffer) {}
 
-void* GrIndexBufferAllocPool::makeSpace(int indexCount,
-                                        const GrBuffer** buffer,
+void* GrIndexBufferAllocPool::makeSpace(int indexCount, sk_sp<const GrBuffer>* buffer,
                                         int* startIndex) {
-
     SkASSERT(indexCount >= 0);
     SkASSERT(buffer);
     SkASSERT(startIndex);
@@ -457,7 +449,7 @@
 }
 
 void* GrIndexBufferAllocPool::makeSpaceAtLeast(int minIndexCount, int fallbackIndexCount,
-                                               const GrBuffer** buffer, int* startIndex,
+                                               sk_sp<const GrBuffer>* buffer, int* startIndex,
                                                int* actualIndexCount) {
     SkASSERT(minIndexCount >= 0);
     SkASSERT(fallbackIndexCount >= minIndexCount);
diff --git a/src/gpu/GrBufferAllocPool.h b/src/gpu/GrBufferAllocPool.h
index 9e502c6..ca1a896 100644
--- a/src/gpu/GrBufferAllocPool.h
+++ b/src/gpu/GrBufferAllocPool.h
@@ -82,10 +82,7 @@
      * @param offset       returns the offset into buffer of the data.
      * @return pointer to where the client should write the data.
      */
-    void* makeSpace(size_t size,
-                    size_t alignment,
-                    const GrBuffer** buffer,
-                    size_t* offset);
+    void* makeSpace(size_t size, size_t alignment, sk_sp<const GrBuffer>* buffer, size_t* offset);
 
     /**
      * Returns a block of memory to hold data. A buffer designated to hold the
@@ -115,16 +112,16 @@
     void* makeSpaceAtLeast(size_t minSize,
                            size_t fallbackSize,
                            size_t alignment,
-                           const GrBuffer** buffer,
+                           sk_sp<const GrBuffer>* buffer,
                            size_t* offset,
                            size_t* actualSize);
 
-    GrBuffer* getBuffer(size_t size);
+    sk_sp<GrBuffer> getBuffer(size_t size);
 
 private:
     struct BufferBlock {
-        size_t      fBytesFree;
-        GrBuffer*   fBuffer;
+        size_t fBytesFree;
+        sk_sp<GrBuffer> fBuffer;
     };
 
     bool createBlock(size_t requestSize);
@@ -184,7 +181,7 @@
      */
     void* makeSpace(size_t vertexSize,
                     int vertexCount,
-                    const GrBuffer** buffer,
+                    sk_sp<const GrBuffer>* buffer,
                     int* startVertex);
 
     /**
@@ -217,7 +214,7 @@
     void* makeSpaceAtLeast(size_t vertexSize,
                            int minVertexCount,
                            int fallbackVertexCount,
-                           const GrBuffer** buffer,
+                           sk_sp<const GrBuffer>* buffer,
                            int* startVertex,
                            int* actualVertexCount);
 
@@ -258,9 +255,7 @@
      * @param startIndex   returns the offset into buffer of the first index.
      * @return pointer to first index.
      */
-    void* makeSpace(int indexCount,
-                    const GrBuffer** buffer,
-                    int* startIndex);
+    void* makeSpace(int indexCount, sk_sp<const GrBuffer>* buffer, int* startIndex);
 
     /**
      * Returns a block of memory to hold indices. A buffer designated to hold
@@ -289,7 +284,7 @@
      */
     void* makeSpaceAtLeast(int minIndexCount,
                            int fallbackIndexCount,
-                           const GrBuffer** buffer,
+                           sk_sp<const GrBuffer>* buffer,
                            int* startIndex,
                            int* actualIndexCount);
 
diff --git a/src/gpu/GrGpu.cpp b/src/gpu/GrGpu.cpp
index 260ba29..af801ca 100644
--- a/src/gpu/GrGpu.cpp
+++ b/src/gpu/GrGpu.cpp
@@ -217,10 +217,10 @@
     return nullptr;
 }
 
-GrBuffer* GrGpu::createBuffer(size_t size, GrBufferType intendedType,
-                              GrAccessPattern accessPattern, const void* data) {
+sk_sp<GrBuffer> GrGpu::createBuffer(size_t size, GrBufferType intendedType,
+                                    GrAccessPattern accessPattern, const void* data) {
     this->handleDirtyContext();
-    GrBuffer* buffer = this->onCreateBuffer(size, intendedType, accessPattern, data);
+    sk_sp<GrBuffer> buffer = this->onCreateBuffer(size, intendedType, accessPattern, data);
     if (!this->caps()->reuseScratchBuffers()) {
         buffer->resourcePriv().removeScratchKey();
     }
diff --git a/src/gpu/GrGpu.h b/src/gpu/GrGpu.h
index 04a34f7..64e1978 100644
--- a/src/gpu/GrGpu.h
+++ b/src/gpu/GrGpu.h
@@ -140,8 +140,8 @@
      *
      * @return the buffer if successful, otherwise nullptr.
      */
-    GrBuffer* createBuffer(size_t size, GrBufferType intendedType, GrAccessPattern accessPattern,
-                           const void* data = nullptr);
+    sk_sp<GrBuffer> createBuffer(size_t size, GrBufferType intendedType,
+                                 GrAccessPattern accessPattern, const void* data = nullptr);
 
     /**
      * Resolves MSAA.
@@ -467,8 +467,8 @@
     virtual sk_sp<GrRenderTarget> onWrapVulkanSecondaryCBAsRenderTarget(const SkImageInfo&,
                                                                         const GrVkDrawableInfo&);
 
-    virtual GrBuffer* onCreateBuffer(size_t size, GrBufferType intendedType, GrAccessPattern,
-                                     const void* data) = 0;
+    virtual sk_sp<GrBuffer> onCreateBuffer(size_t size, GrBufferType intendedType, GrAccessPattern,
+                                           const void* data) = 0;
 
     // overridden by backend-specific derived class to perform the surface read
     virtual bool onReadPixels(GrSurface*, int left, int top, int width, int height, GrColorType,
diff --git a/src/gpu/GrMesh.h b/src/gpu/GrMesh.h
index e8a3f5c..b2c72f8 100644
--- a/src/gpu/GrMesh.h
+++ b/src/gpu/GrMesh.h
@@ -35,18 +35,17 @@
 
     void setNonIndexedNonInstanced(int vertexCount);
 
-    void setIndexed(const GrBuffer* indexBuffer, int indexCount, int baseIndex,
+    void setIndexed(sk_sp<const GrBuffer> indexBuffer, int indexCount, int baseIndex,
                     uint16_t minIndexValue, uint16_t maxIndexValue, GrPrimitiveRestart);
-    void setIndexedPatterned(const GrBuffer* indexBuffer, int indexCount, int vertexCount,
+    void setIndexedPatterned(sk_sp<const GrBuffer> indexBuffer, int indexCount, int vertexCount,
                              int patternRepeatCount, int maxPatternRepetitionsInIndexBuffer);
 
-    void setInstanced(const GrBuffer* instanceBuffer, int instanceCount, int baseInstance,
+    void setInstanced(sk_sp<const GrBuffer> instanceBuffer, int instanceCount, int baseInstance,
                       int vertexCount);
-    void setIndexedInstanced(const GrBuffer* indexBuffer, int indexCount,
-                             const GrBuffer* instanceBuffer, int instanceCount, int baseInstance,
-                             GrPrimitiveRestart);
+    void setIndexedInstanced(sk_sp<const GrBuffer>, int indexCount, sk_sp<const GrBuffer>,
+                             int instanceCount, int baseInstance, GrPrimitiveRestart);
 
-    void setVertexData(const GrBuffer* vertexBuffer, int baseVertex = 0);
+    void setVertexData(sk_sp<const GrBuffer> vertexBuffer, int baseVertex = 0);
 
     class SendToGpuImpl {
     public:
@@ -136,15 +135,15 @@
     fPrimitiveRestart = GrPrimitiveRestart::kNo;
 }
 
-inline void GrMesh::setIndexed(const GrBuffer* indexBuffer, int indexCount, int baseIndex,
+inline void GrMesh::setIndexed(sk_sp<const GrBuffer> indexBuffer, int indexCount, int baseIndex,
                                uint16_t minIndexValue, uint16_t maxIndexValue,
                                GrPrimitiveRestart primitiveRestart) {
     SkASSERT(indexBuffer);
     SkASSERT(indexCount >= 1);
     SkASSERT(baseIndex >= 0);
     SkASSERT(maxIndexValue >= minIndexValue);
-    fIndexBuffer.reset(indexBuffer);
-    fInstanceBuffer.reset(nullptr);
+    fIndexBuffer = std::move(indexBuffer);
+    fInstanceBuffer.reset();
     fIndexData.fIndexCount = indexCount;
     fIndexData.fPatternRepeatCount = 0;
     fNonPatternIndexData.fBaseIndex = baseIndex;
@@ -153,7 +152,7 @@
     fPrimitiveRestart = primitiveRestart;
 }
 
-inline void GrMesh::setIndexedPatterned(const GrBuffer* indexBuffer, int indexCount,
+inline void GrMesh::setIndexedPatterned(sk_sp<const GrBuffer> indexBuffer, int indexCount,
                                         int vertexCount, int patternRepeatCount,
                                         int maxPatternRepetitionsInIndexBuffer) {
     SkASSERT(indexBuffer);
@@ -161,8 +160,8 @@
     SkASSERT(vertexCount >= 1);
     SkASSERT(patternRepeatCount >= 1);
     SkASSERT(maxPatternRepetitionsInIndexBuffer >= 1);
-    fIndexBuffer.reset(indexBuffer);
-    fInstanceBuffer.reset(nullptr);
+    fIndexBuffer = std::move(indexBuffer);
+    fInstanceBuffer.reset();
     fIndexData.fIndexCount = indexCount;
     fIndexData.fPatternRepeatCount = patternRepeatCount;
     fPatternData.fVertexCount = vertexCount;
@@ -170,38 +169,38 @@
     fPrimitiveRestart = GrPrimitiveRestart::kNo;
 }
 
-inline void GrMesh::setInstanced(const GrBuffer* instanceBuffer, int instanceCount,
+inline void GrMesh::setInstanced(sk_sp<const GrBuffer> instanceBuffer, int instanceCount,
                                  int baseInstance, int vertexCount) {
     SkASSERT(instanceBuffer);
     SkASSERT(instanceCount >= 1);
     SkASSERT(baseInstance >= 0);
-    fIndexBuffer.reset(nullptr);
-    fInstanceBuffer.reset(instanceBuffer);
+    fIndexBuffer.reset();
+    fInstanceBuffer = std::move(instanceBuffer);
     fInstanceData.fInstanceCount = instanceCount;
     fInstanceData.fBaseInstance = baseInstance;
     fInstanceNonIndexData.fVertexCount = vertexCount;
     fPrimitiveRestart = GrPrimitiveRestart::kNo;
 }
 
-inline void GrMesh::setIndexedInstanced(const GrBuffer* indexBuffer, int indexCount,
-                                        const GrBuffer* instanceBuffer, int instanceCount,
+inline void GrMesh::setIndexedInstanced(sk_sp<const GrBuffer> indexBuffer, int indexCount,
+                                        sk_sp<const GrBuffer> instanceBuffer, int instanceCount,
                                         int baseInstance, GrPrimitiveRestart primitiveRestart) {
     SkASSERT(indexBuffer);
     SkASSERT(indexCount >= 1);
     SkASSERT(instanceBuffer);
     SkASSERT(instanceCount >= 1);
     SkASSERT(baseInstance >= 0);
-    fIndexBuffer.reset(indexBuffer);
-    fInstanceBuffer.reset(instanceBuffer);
+    fIndexBuffer = std::move(indexBuffer);
+    fInstanceBuffer = std::move(instanceBuffer);
     fInstanceData.fInstanceCount = instanceCount;
     fInstanceData.fBaseInstance = baseInstance;
     fInstanceIndexData.fIndexCount = indexCount;
     fPrimitiveRestart = primitiveRestart;
 }
 
-inline void GrMesh::setVertexData(const GrBuffer* vertexBuffer, int baseVertex) {
+inline void GrMesh::setVertexData(sk_sp<const GrBuffer> vertexBuffer, int baseVertex) {
     SkASSERT(baseVertex >= 0);
-    fVertexBuffer.reset(vertexBuffer);
+    fVertexBuffer = std::move(vertexBuffer);
     fBaseVertex = baseVertex;
 }
 
diff --git a/src/gpu/GrOpFlushState.cpp b/src/gpu/GrOpFlushState.cpp
index 55328a1..81920e6 100644
--- a/src/gpu/GrOpFlushState.cpp
+++ b/src/gpu/GrOpFlushState.cpp
@@ -130,24 +130,25 @@
     }
 }
 
-void* GrOpFlushState::makeVertexSpace(size_t vertexSize, int vertexCount, const GrBuffer** buffer,
-                                      int* startVertex) {
+void* GrOpFlushState::makeVertexSpace(size_t vertexSize, int vertexCount,
+                                      sk_sp<const GrBuffer>* buffer, int* startVertex) {
     return fVertexPool.makeSpace(vertexSize, vertexCount, buffer, startVertex);
 }
 
-uint16_t* GrOpFlushState::makeIndexSpace(int indexCount, const GrBuffer** buffer, int* startIndex) {
+uint16_t* GrOpFlushState::makeIndexSpace(int indexCount, sk_sp<const GrBuffer>* buffer,
+                                         int* startIndex) {
     return reinterpret_cast<uint16_t*>(fIndexPool.makeSpace(indexCount, buffer, startIndex));
 }
 
 void* GrOpFlushState::makeVertexSpaceAtLeast(size_t vertexSize, int minVertexCount,
-                                             int fallbackVertexCount, const GrBuffer** buffer,
+                                             int fallbackVertexCount, sk_sp<const GrBuffer>* buffer,
                                              int* startVertex, int* actualVertexCount) {
     return fVertexPool.makeSpaceAtLeast(vertexSize, minVertexCount, fallbackVertexCount, buffer,
                                         startVertex, actualVertexCount);
 }
 
 uint16_t* GrOpFlushState::makeIndexSpaceAtLeast(int minIndexCount, int fallbackIndexCount,
-                                                const GrBuffer** buffer, int* startIndex,
+                                                sk_sp<const GrBuffer>* buffer, int* startIndex,
                                                 int* actualIndexCount) {
     return reinterpret_cast<uint16_t*>(fIndexPool.makeSpaceAtLeast(
             minIndexCount, fallbackIndexCount, buffer, startIndex, actualIndexCount));
diff --git a/src/gpu/GrOpFlushState.h b/src/gpu/GrOpFlushState.h
index 65c8644..c26ea68 100644
--- a/src/gpu/GrOpFlushState.h
+++ b/src/gpu/GrOpFlushState.h
@@ -83,13 +83,15 @@
               const GrPipeline::DynamicStateArrays*,
               const GrMesh[],
               int meshCnt) final;
-    void* makeVertexSpace(size_t vertexSize, int vertexCount, const GrBuffer**,
+    void* makeVertexSpace(size_t vertexSize, int vertexCount, sk_sp<const GrBuffer>*,
                           int* startVertex) final;
-    uint16_t* makeIndexSpace(int indexCount, const GrBuffer**, int* startIndex) final;
+    uint16_t* makeIndexSpace(int indexCount, sk_sp<const GrBuffer>*, int* startIndex) final;
     void* makeVertexSpaceAtLeast(size_t vertexSize, int minVertexCount, int fallbackVertexCount,
-                                 const GrBuffer**, int* startVertex, int* actualVertexCount) final;
-    uint16_t* makeIndexSpaceAtLeast(int minIndexCount, int fallbackIndexCount, const GrBuffer**,
-                                    int* startIndex, int* actualIndexCount) final;
+                                 sk_sp<const GrBuffer>*, int* startVertex,
+                                 int* actualVertexCount) final;
+    uint16_t* makeIndexSpaceAtLeast(int minIndexCount, int fallbackIndexCount,
+                                    sk_sp<const GrBuffer>*, int* startIndex,
+                                    int* actualIndexCount) final;
     void putBackIndices(int indexCount) final;
     void putBackVertices(int vertices, size_t vertexStride) final;
     GrRenderTargetProxy* proxy() const final { return fOpArgs->fProxy; }
diff --git a/src/gpu/GrPendingIOResource.h b/src/gpu/GrPendingIOResource.h
index 9aeb65a..e56fa09 100644
--- a/src/gpu/GrPendingIOResource.h
+++ b/src/gpu/GrPendingIOResource.h
@@ -19,9 +19,16 @@
 template <typename T, GrIOType IO_TYPE>
 class GrPendingIOResource : SkNoncopyable {
 public:
-    GrPendingIOResource(T* resource = nullptr) : fResource(nullptr) { this->reset(resource); }
-
+    GrPendingIOResource() = default;
+    explicit GrPendingIOResource(T* resource) { this->reset(resource); }
+    GrPendingIOResource(sk_sp<T> resource) { *this = std::move(resource); }
     GrPendingIOResource(const GrPendingIOResource& that) : GrPendingIOResource(that.get()) {}
+    ~GrPendingIOResource() { this->release(); }
+
+    GrPendingIOResource& operator=(sk_sp<T> resource) {
+        this->reset(resource.get());
+        return *this;
+    }
 
     void reset(T* resource = nullptr) {
         if (resource) {
@@ -42,8 +49,6 @@
         fResource = resource;
     }
 
-    ~GrPendingIOResource() { this->release(); }
-
     explicit operator bool() const { return SkToBool(fResource); }
 
     bool operator==(const GrPendingIOResource& other) const { return fResource == other.fResource; }
@@ -68,7 +73,7 @@
         }
     }
 
-    T* fResource;
+    T* fResource = nullptr;
 };
 
 #endif
diff --git a/src/gpu/GrResourceProvider.cpp b/src/gpu/GrResourceProvider.cpp
index 3e7d2c7..3f7ed35 100644
--- a/src/gpu/GrResourceProvider.cpp
+++ b/src/gpu/GrResourceProvider.cpp
@@ -360,9 +360,9 @@
     return this->gpu()->pathRendering()->createPath(path, style);
 }
 
-GrBuffer* GrResourceProvider::createBuffer(size_t size, GrBufferType intendedType,
-                                           GrAccessPattern accessPattern, Flags flags,
-                                           const void* data) {
+sk_sp<GrBuffer> GrResourceProvider::createBuffer(size_t size, GrBufferType intendedType,
+                                                 GrAccessPattern accessPattern, Flags flags,
+                                                 const void* data) {
     if (this->isAbandoned()) {
         return nullptr;
     }
@@ -373,7 +373,7 @@
         this->gpu()->caps()->preferClientSideDynamicBuffers() &&
         GrBufferTypeIsVertexOrIndex(intendedType) &&
         kDynamic_GrAccessPattern == accessPattern) {
-        return GrBuffer::CreateCPUBacked(this->gpu(), size, intendedType, data);
+        return GrBuffer::MakeCPUBacked(this->gpu(), size, intendedType, data);
     }
 
     // bin by pow2 with a reasonable min
@@ -388,8 +388,8 @@
     } else {
         scratchFlags = GrResourceCache::ScratchFlags::kPreferNoPendingIO;
     }
-    GrBuffer* buffer = static_cast<GrBuffer*>(
-        this->cache()->findAndRefScratchResource(key, allocSize, scratchFlags));
+    auto buffer = sk_sp<GrBuffer>(static_cast<GrBuffer*>(
+            this->cache()->findAndRefScratchResource(key, allocSize, scratchFlags)));
     if (!buffer) {
         buffer = this->gpu()->createBuffer(allocSize, intendedType, kDynamic_GrAccessPattern);
         if (!buffer) {
diff --git a/src/gpu/GrResourceProvider.h b/src/gpu/GrResourceProvider.h
index 37d094c..6803ddd 100644
--- a/src/gpu/GrResourceProvider.h
+++ b/src/gpu/GrResourceProvider.h
@@ -205,9 +205,8 @@
      *
      * @return the buffer if successful, otherwise nullptr.
      */
-    GrBuffer* createBuffer(size_t size, GrBufferType intendedType, GrAccessPattern, Flags,
-                           const void* data = nullptr);
-
+    sk_sp<GrBuffer> createBuffer(size_t size, GrBufferType intendedType, GrAccessPattern, Flags,
+                                 const void* data = nullptr);
 
     /**
      * If passed in render target already has a stencil buffer, return true. Otherwise attempt to
diff --git a/src/gpu/ccpr/GrCCCoverageProcessor.h b/src/gpu/ccpr/GrCCCoverageProcessor.h
index 7650a8c..5871fa1 100644
--- a/src/gpu/ccpr/GrCCCoverageProcessor.h
+++ b/src/gpu/ccpr/GrCCCoverageProcessor.h
@@ -100,12 +100,12 @@
     // Appends a GrMesh that will draw the provided instances. The instanceBuffer must be an array
     // of either TriPointInstance or QuadPointInstance, depending on this processor's RendererPass,
     // with coordinates in the desired shape's final atlas-space position.
-    void appendMesh(GrBuffer* instanceBuffer, int instanceCount, int baseInstance,
+    void appendMesh(sk_sp<GrBuffer> instanceBuffer, int instanceCount, int baseInstance,
                     SkTArray<GrMesh>* out) const {
         if (Impl::kGeometryShader == fImpl) {
-            this->appendGSMesh(instanceBuffer, instanceCount, baseInstance, out);
+            this->appendGSMesh(std::move(instanceBuffer), instanceCount, baseInstance, out);
         } else {
-            this->appendVSMesh(instanceBuffer, instanceCount, baseInstance, out);
+            this->appendVSMesh(std::move(instanceBuffer), instanceCount, baseInstance, out);
         }
     }
 
@@ -250,9 +250,9 @@
     void initGS();
     void initVS(GrResourceProvider*);
 
-    void appendGSMesh(GrBuffer* instanceBuffer, int instanceCount, int baseInstance,
+    void appendGSMesh(sk_sp<const GrBuffer> instanceBuffer, int instanceCount, int baseInstance,
                       SkTArray<GrMesh>* out) const;
-    void appendVSMesh(GrBuffer* instanceBuffer, int instanceCount, int baseInstance,
+    void appendVSMesh(sk_sp<const GrBuffer> instanceBuffer, int instanceCount, int baseInstance,
                       SkTArray<GrMesh>* out) const;
 
     GrGLSLPrimitiveProcessor* createGSImpl(std::unique_ptr<Shader>) const;
diff --git a/src/gpu/ccpr/GrCCCoverageProcessor_GSImpl.cpp b/src/gpu/ccpr/GrCCCoverageProcessor_GSImpl.cpp
index 1d79d00..e3fbb74 100644
--- a/src/gpu/ccpr/GrCCCoverageProcessor_GSImpl.cpp
+++ b/src/gpu/ccpr/GrCCCoverageProcessor_GSImpl.cpp
@@ -396,7 +396,7 @@
     this->setWillUseGeoShader();
 }
 
-void GrCCCoverageProcessor::appendGSMesh(GrBuffer* instanceBuffer, int instanceCount,
+void GrCCCoverageProcessor::appendGSMesh(sk_sp<const GrBuffer> instanceBuffer, int instanceCount,
                                          int baseInstance, SkTArray<GrMesh>* out) const {
     // GSImpl doesn't actually make instanced draw calls. Instead, we feed transposed x,y point
     // values to the GPU in a regular vertex array and draw kLines (see initGS). Then, each vertex
@@ -405,7 +405,7 @@
     SkASSERT(Impl::kGeometryShader == fImpl);
     GrMesh& mesh = out->emplace_back(GrPrimitiveType::kLines);
     mesh.setNonIndexedNonInstanced(instanceCount * 2);
-    mesh.setVertexData(instanceBuffer, baseInstance * 2);
+    mesh.setVertexData(std::move(instanceBuffer), baseInstance * 2);
 }
 
 GrGLSLPrimitiveProcessor* GrCCCoverageProcessor::createGSImpl(std::unique_ptr<Shader> shadr) const {
diff --git a/src/gpu/ccpr/GrCCCoverageProcessor_VSImpl.cpp b/src/gpu/ccpr/GrCCCoverageProcessor_VSImpl.cpp
index 1588a51..59fe583 100644
--- a/src/gpu/ccpr/GrCCCoverageProcessor_VSImpl.cpp
+++ b/src/gpu/ccpr/GrCCCoverageProcessor_VSImpl.cpp
@@ -527,14 +527,14 @@
     }
 }
 
-void GrCCCoverageProcessor::appendVSMesh(GrBuffer* instanceBuffer, int instanceCount,
+void GrCCCoverageProcessor::appendVSMesh(sk_sp<const GrBuffer> instanceBuffer, int instanceCount,
                                          int baseInstance, SkTArray<GrMesh>* out) const {
     SkASSERT(Impl::kVertexShader == fImpl);
     GrMesh& mesh = out->emplace_back(fVSTriangleType);
     auto primitiveRestart = GrPrimitiveRestart(GrPrimitiveType::kTriangleStrip == fVSTriangleType);
-    mesh.setIndexedInstanced(fVSIndexBuffer.get(), fVSNumIndicesPerInstance, instanceBuffer,
+    mesh.setIndexedInstanced(fVSIndexBuffer, fVSNumIndicesPerInstance, std::move(instanceBuffer),
                              instanceCount, baseInstance, primitiveRestart);
-    mesh.setVertexData(fVSVertexBuffer.get(), 0);
+    mesh.setVertexData(fVSVertexBuffer, 0);
 }
 
 GrGLSLPrimitiveProcessor* GrCCCoverageProcessor::createVSImpl(std::unique_ptr<Shader> shadr) const {
diff --git a/src/gpu/ccpr/GrCCFiller.cpp b/src/gpu/ccpr/GrCCFiller.cpp
index 1460077..486a1a1 100644
--- a/src/gpu/ccpr/GrCCFiller.cpp
+++ b/src/gpu/ccpr/GrCCFiller.cpp
@@ -519,7 +519,7 @@
         SkASSERT(instanceCount > 0);
         int baseInstance = fBaseInstances[(int)GrScissorTest::kDisabled].*instanceType +
                            previousBatch.fEndNonScissorIndices.*instanceType;
-        proc.appendMesh(fInstanceBuffer.get(), instanceCount, baseInstance, &fMeshesScratchBuffer);
+        proc.appendMesh(fInstanceBuffer, instanceCount, baseInstance, &fMeshesScratchBuffer);
         fScissorRectScratchBuffer.push_back().setXYWH(0, 0, drawBounds.width(),
                                                       drawBounds.height());
         SkDEBUGCODE(totalInstanceCount += instanceCount);
@@ -537,8 +537,8 @@
             continue;
         }
         SkASSERT(instanceCount > 0);
-        proc.appendMesh(fInstanceBuffer.get(), instanceCount,
-                        baseScissorInstance + startIndex, &fMeshesScratchBuffer);
+        proc.appendMesh(fInstanceBuffer, instanceCount, baseScissorInstance + startIndex,
+                        &fMeshesScratchBuffer);
         fScissorRectScratchBuffer.push_back() = scissorSubBatch.fScissor;
         SkDEBUGCODE(totalInstanceCount += instanceCount);
     }
diff --git a/src/gpu/ccpr/GrCCPathProcessor.cpp b/src/gpu/ccpr/GrCCPathProcessor.cpp
index 8ea06bd..81c57dd 100644
--- a/src/gpu/ccpr/GrCCPathProcessor.cpp
+++ b/src/gpu/ccpr/GrCCPathProcessor.cpp
@@ -130,10 +130,10 @@
     GrMesh mesh(primitiveType);
     auto enablePrimitiveRestart = GrPrimitiveRestart(flushState->caps().usePrimitiveRestart());
 
-    mesh.setIndexedInstanced(resources.indexBuffer(), numIndicesPerInstance,
-                             resources.instanceBuffer(), endInstance - baseInstance, baseInstance,
-                             enablePrimitiveRestart);
-    mesh.setVertexData(resources.vertexBuffer());
+    mesh.setIndexedInstanced(resources.refIndexBuffer(), numIndicesPerInstance,
+                             resources.refInstanceBuffer(), endInstance - baseInstance,
+                             baseInstance, enablePrimitiveRestart);
+    mesh.setVertexData(resources.refVertexBuffer());
 
     flushState->rtCommandBuffer()->draw(*this, pipeline, fixedDynamicState, nullptr, &mesh, 1,
                                         bounds);
diff --git a/src/gpu/ccpr/GrCCPerFlushResources.h b/src/gpu/ccpr/GrCCPerFlushResources.h
index f363c16..fc69cee 100644
--- a/src/gpu/ccpr/GrCCPerFlushResources.h
+++ b/src/gpu/ccpr/GrCCPerFlushResources.h
@@ -105,9 +105,18 @@
     // Accessors used by draw calls, once the resources have been finalized.
     const GrCCFiller& filler() const { SkASSERT(!this->isMapped()); return fFiller; }
     const GrCCStroker& stroker() const { SkASSERT(!this->isMapped()); return fStroker; }
-    const GrBuffer* indexBuffer() const { SkASSERT(!this->isMapped()); return fIndexBuffer.get(); }
-    const GrBuffer* vertexBuffer() const { SkASSERT(!this->isMapped()); return fVertexBuffer.get();}
-    GrBuffer* instanceBuffer() const { SkASSERT(!this->isMapped()); return fInstanceBuffer.get(); }
+    sk_sp<const GrBuffer> refIndexBuffer() const {
+        SkASSERT(!this->isMapped());
+        return fIndexBuffer;
+    }
+    sk_sp<const GrBuffer> refVertexBuffer() const {
+        SkASSERT(!this->isMapped());
+        return fVertexBuffer;
+    }
+    sk_sp<const GrBuffer> refInstanceBuffer() const {
+        SkASSERT(!this->isMapped());
+        return fInstanceBuffer;
+    }
 
 private:
     void recordCopyPathInstance(const GrCCPathCacheEntry&, const SkIVector& newAtlasOffset,
diff --git a/src/gpu/ccpr/GrCCStroker.cpp b/src/gpu/ccpr/GrCCStroker.cpp
index f836774..a4905b3 100644
--- a/src/gpu/ccpr/GrCCStroker.cpp
+++ b/src/gpu/ccpr/GrCCStroker.cpp
@@ -735,7 +735,7 @@
     SkASSERT(endIdx >= startIdx);
     if (int instanceCount = endIdx - startIdx) {
         GrMesh& mesh = fMeshesBuffer.emplace_back(GrPrimitiveType::kTriangleStrip);
-        mesh.setInstanced(fInstanceBuffer.get(), instanceCount, baseInstance + startIdx,
+        mesh.setInstanced(fInstanceBuffer, instanceCount, baseInstance + startIdx,
                           numStripVertices);
         fScissorsBuffer.push_back(drawBounds);
     }
@@ -749,7 +749,7 @@
         SkASSERT(endIdx >= startIdx);
         if (int instanceCount = endIdx - startIdx) {
             GrMesh& mesh = fMeshesBuffer.emplace_back(GrPrimitiveType::kTriangleStrip);
-            mesh.setInstanced(fInstanceBuffer.get(), instanceCount, baseInstance + startIdx,
+            mesh.setInstanced(fInstanceBuffer, instanceCount, baseInstance + startIdx,
                               numStripVertices);
             fScissorsBuffer.push_back(subBatch.fScissor);
             startIdx = endIdx;
@@ -784,7 +784,7 @@
     int endIdx = batch.fNonScissorEndInstances->*InstanceType;
     SkASSERT(endIdx >= startIdx);
     if (int instanceCount = endIdx - startIdx) {
-        processor.appendMesh(fInstanceBuffer.get(), instanceCount, baseInstance + startIdx,
+        processor.appendMesh(fInstanceBuffer, instanceCount, baseInstance + startIdx,
                              &fMeshesBuffer);
         fScissorsBuffer.push_back(drawBounds);
     }
@@ -797,7 +797,7 @@
         endIdx = subBatch.fEndInstances->*InstanceType;
         SkASSERT(endIdx >= startIdx);
         if (int instanceCount = endIdx - startIdx) {
-            processor.appendMesh(fInstanceBuffer.get(), instanceCount, baseInstance + startIdx,
+            processor.appendMesh(fInstanceBuffer, instanceCount, baseInstance + startIdx,
                                  &fMeshesBuffer);
             fScissorsBuffer.push_back(subBatch.fScissor);
             startIdx = endIdx;
diff --git a/src/gpu/gl/GrGLBuffer.cpp b/src/gpu/gl/GrGLBuffer.cpp
index 6f47bbb..fdfc45c 100644
--- a/src/gpu/gl/GrGLBuffer.cpp
+++ b/src/gpu/gl/GrGLBuffer.cpp
@@ -29,8 +29,8 @@
 #define VALIDATE() do {} while(false)
 #endif
 
-GrGLBuffer* GrGLBuffer::Create(GrGLGpu* gpu, size_t size, GrBufferType intendedType,
-                               GrAccessPattern accessPattern, const void* data) {
+sk_sp<GrGLBuffer> GrGLBuffer::Make(GrGLGpu* gpu, size_t size, GrBufferType intendedType,
+                                   GrAccessPattern accessPattern, const void* data) {
     if (gpu->glCaps().transferBufferType() == GrGLCaps::kNone_TransferBufferType &&
         (kXferCpuToGpu_GrBufferType == intendedType ||
          kXferGpuToCpu_GrBufferType == intendedType)) {
@@ -41,7 +41,7 @@
     if (0 == buffer->bufferID()) {
         return nullptr;
     }
-    return buffer.release();
+    return buffer;
 }
 
 // GL_STREAM_DRAW triggers an optimization in Chromium's GPU process where a client's vertex buffer
diff --git a/src/gpu/gl/GrGLBuffer.h b/src/gpu/gl/GrGLBuffer.h
index 3400819..889c4e9 100644
--- a/src/gpu/gl/GrGLBuffer.h
+++ b/src/gpu/gl/GrGLBuffer.h
@@ -16,8 +16,8 @@
 
 class GrGLBuffer : public GrBuffer {
 public:
-    static GrGLBuffer* Create(GrGLGpu*, size_t size, GrBufferType intendedType, GrAccessPattern,
-                              const void* data = nullptr);
+    static sk_sp<GrGLBuffer> Make(GrGLGpu*, size_t size, GrBufferType intendedType, GrAccessPattern,
+                                  const void* data = nullptr);
 
     ~GrGLBuffer() override {
         // either release or abandon should have been called by the owner of this object.
diff --git a/src/gpu/gl/GrGLGpu.cpp b/src/gpu/gl/GrGLGpu.cpp
index 94cdfe2..bccf8f3 100644
--- a/src/gpu/gl/GrGLGpu.cpp
+++ b/src/gpu/gl/GrGLGpu.cpp
@@ -1856,9 +1856,9 @@
 // objects are implemented as client-side-arrays on tile-deferred architectures.
 #define DYNAMIC_USAGE_PARAM GR_GL_STREAM_DRAW
 
-GrBuffer* GrGLGpu::onCreateBuffer(size_t size, GrBufferType intendedType,
-                                  GrAccessPattern accessPattern, const void* data) {
-    return GrGLBuffer::Create(this, size, intendedType, accessPattern, data);
+sk_sp<GrBuffer> GrGLGpu::onCreateBuffer(size_t size, GrBufferType intendedType,
+                                        GrAccessPattern accessPattern, const void* data) {
+    return GrGLBuffer::Make(this, size, intendedType, accessPattern, data);
 }
 
 void GrGLGpu::flushScissor(const GrScissorState& scissorState,
@@ -3321,8 +3321,8 @@
             1, 0,
             1, 1
         };
-        fCopyProgramArrayBuffer.reset(GrGLBuffer::Create(this, sizeof(vdata), kVertex_GrBufferType,
-                                                         kStatic_GrAccessPattern, vdata));
+        fCopyProgramArrayBuffer = GrGLBuffer::Make(this, sizeof(vdata), kVertex_GrBufferType,
+                                                   kStatic_GrAccessPattern, vdata);
     }
     if (!fCopyProgramArrayBuffer) {
         return false;
@@ -3809,9 +3809,8 @@
             1, 0,
             1, 1
         };
-        fMipmapProgramArrayBuffer.reset(GrGLBuffer::Create(this, sizeof(vdata),
-                                                           kVertex_GrBufferType,
-                                                           kStatic_GrAccessPattern, vdata));
+        fMipmapProgramArrayBuffer = GrGLBuffer::Make(this, sizeof(vdata), kVertex_GrBufferType,
+                                                     kStatic_GrAccessPattern, vdata);
     }
     if (!fMipmapProgramArrayBuffer) {
         return false;
diff --git a/src/gpu/gl/GrGLGpu.h b/src/gpu/gl/GrGLGpu.h
index 3a91ea2..4daf024 100644
--- a/src/gpu/gl/GrGLGpu.h
+++ b/src/gpu/gl/GrGLGpu.h
@@ -186,8 +186,8 @@
     sk_sp<GrTexture> onCreateTexture(const GrSurfaceDesc& desc, SkBudgeted budgeted,
                                      const GrMipLevel texels[], int mipLevelCount) override;
 
-    GrBuffer* onCreateBuffer(size_t size, GrBufferType intendedType, GrAccessPattern,
-                             const void* data) override;
+    sk_sp<GrBuffer> onCreateBuffer(size_t size, GrBufferType intendedType, GrAccessPattern,
+                                   const void* data) override;
 
     sk_sp<GrTexture> onWrapBackendTexture(const GrBackendTexture&, GrWrapOwnership, GrWrapCacheable,
                                           GrIOType) override;
diff --git a/src/gpu/mock/GrMockGpu.cpp b/src/gpu/mock/GrMockGpu.cpp
index 8ac7684..b221eed 100644
--- a/src/gpu/mock/GrMockGpu.cpp
+++ b/src/gpu/mock/GrMockGpu.cpp
@@ -183,9 +183,9 @@
             new GrMockRenderTarget(this, GrMockRenderTarget::kWrapped, desc, rtInfo));
 }
 
-GrBuffer* GrMockGpu::onCreateBuffer(size_t sizeInBytes, GrBufferType type,
-                                    GrAccessPattern accessPattern, const void*) {
-    return new GrMockBuffer(this, sizeInBytes, type, accessPattern);
+sk_sp<GrBuffer> GrMockGpu::onCreateBuffer(size_t sizeInBytes, GrBufferType type,
+                                          GrAccessPattern accessPattern, const void*) {
+    return sk_sp<GrBuffer>(new GrMockBuffer(this, sizeInBytes, type, accessPattern));
 }
 
 GrStencilAttachment* GrMockGpu::createStencilAttachmentForRenderTarget(const GrRenderTarget* rt,
diff --git a/src/gpu/mock/GrMockGpu.h b/src/gpu/mock/GrMockGpu.h
index 2a79eb0..0a230d9 100644
--- a/src/gpu/mock/GrMockGpu.h
+++ b/src/gpu/mock/GrMockGpu.h
@@ -72,8 +72,8 @@
     sk_sp<GrRenderTarget> onWrapBackendTextureAsRenderTarget(const GrBackendTexture&,
                                                              int sampleCnt) override;
 
-    GrBuffer* onCreateBuffer(size_t sizeInBytes, GrBufferType, GrAccessPattern,
-                             const void*) override;
+    sk_sp<GrBuffer> onCreateBuffer(size_t sizeInBytes, GrBufferType, GrAccessPattern,
+                                   const void*) override;
 
     bool onReadPixels(GrSurface* surface, int left, int top, int width, int height, GrColorType,
                       void* buffer, size_t rowBytes) override {
diff --git a/src/gpu/mtl/GrMtlBuffer.h b/src/gpu/mtl/GrMtlBuffer.h
index 651cf1a..e0c580b 100644
--- a/src/gpu/mtl/GrMtlBuffer.h
+++ b/src/gpu/mtl/GrMtlBuffer.h
@@ -17,8 +17,8 @@
 
 class GrMtlBuffer: public GrBuffer {
 public:
-    static GrMtlBuffer* Create(GrMtlGpu*, size_t size, GrBufferType intendedType, GrAccessPattern,
-                               const void* data = nullptr);
+    static sk_sp<GrMtlBuffer> Make(GrMtlGpu*, size_t size, GrBufferType intendedType,
+                                   GrAccessPattern, const void* data = nullptr);
 
     ~GrMtlBuffer() override;
 
diff --git a/src/gpu/mtl/GrMtlBuffer.mm b/src/gpu/mtl/GrMtlBuffer.mm
index 0fb6cdc..0e24da6 100644
--- a/src/gpu/mtl/GrMtlBuffer.mm
+++ b/src/gpu/mtl/GrMtlBuffer.mm
@@ -16,8 +16,8 @@
 #define VALIDATE() do {} while(false)
 #endif
 
-GrMtlBuffer* GrMtlBuffer::Create(GrMtlGpu* gpu, size_t size, GrBufferType intendedType,
-                                 GrAccessPattern accessPattern, const void* data) {
+sk_sp<GrMtlBuffer> GrMtlBuffer::Make(GrMtlGpu* gpu, size_t size, GrBufferType intendedType,
+                                     GrAccessPattern accessPattern, const void* data) {
     // TODO: DrawIndirect buffers aren't actually supported yet because we don't have a way of
     // uploading data to them.
     SkASSERT(intendedType != kDrawIndirect_GrBufferType);
@@ -25,7 +25,7 @@
     if (data && !buffer->onUpdateData(data, size)) {
         return nullptr;
     }
-    return buffer.release();
+    return buffer;
 }
 
 GrMtlBuffer::GrMtlBuffer(GrMtlGpu* gpu, size_t size, GrBufferType intendedType,
diff --git a/src/gpu/mtl/GrMtlCopyManager.mm b/src/gpu/mtl/GrMtlCopyManager.mm
index 84f8f39..4a39452 100644
--- a/src/gpu/mtl/GrMtlCopyManager.mm
+++ b/src/gpu/mtl/GrMtlCopyManager.mm
@@ -29,8 +29,8 @@
         {1, 0},
         {1, 1},
     };
-    sk_sp<GrMtlBuffer> mtlBuffer(GrMtlBuffer::Create(fGpu, sizeof(vdata), kVertex_GrBufferType,
-                                                     kStatic_GrAccessPattern, vdata));
+    sk_sp<GrMtlBuffer> mtlBuffer = GrMtlBuffer::Make(fGpu, sizeof(vdata), kVertex_GrBufferType,
+                                                     kStatic_GrAccessPattern, vdata);
     fVertexAttributeBuffer = mtlBuffer->mtlBuffer();
 }
 
diff --git a/src/gpu/mtl/GrMtlGpu.h b/src/gpu/mtl/GrMtlGpu.h
index 8ab60b7..ab6c46a 100644
--- a/src/gpu/mtl/GrMtlGpu.h
+++ b/src/gpu/mtl/GrMtlGpu.h
@@ -143,7 +143,7 @@
     sk_sp<GrRenderTarget> onWrapBackendTextureAsRenderTarget(const GrBackendTexture&,
                                                              int sampleCnt) override;
 
-    GrBuffer* onCreateBuffer(size_t, GrBufferType, GrAccessPattern, const void*) override;
+    sk_sp<GrBuffer> onCreateBuffer(size_t, GrBufferType, GrAccessPattern, const void*) override;
 
     bool onReadPixels(GrSurface* surface, int left, int top, int width, int height, GrColorType,
                       void* buffer, size_t rowBytes) override;
diff --git a/src/gpu/mtl/GrMtlGpu.mm b/src/gpu/mtl/GrMtlGpu.mm
index c0273e4..2350e0a 100644
--- a/src/gpu/mtl/GrMtlGpu.mm
+++ b/src/gpu/mtl/GrMtlGpu.mm
@@ -131,9 +131,9 @@
     fCmdBuffer = [fQueue commandBuffer];
 }
 
-GrBuffer* GrMtlGpu::onCreateBuffer(size_t size, GrBufferType type, GrAccessPattern accessPattern,
-                                   const void* data) {
-    return GrMtlBuffer::Create(this, size, type, accessPattern, data);
+sk_sp<GrBuffer> GrMtlGpu::onCreateBuffer(size_t size, GrBufferType type,
+                                         GrAccessPattern accessPattern, const void* data) {
+    return GrMtlBuffer::Make(this, size, type, accessPattern, data);
 }
 
 static bool check_max_blit_width(int widthInPixels) {
diff --git a/src/gpu/mtl/GrMtlPipelineState.h b/src/gpu/mtl/GrMtlPipelineState.h
index acc4e1c..a6afbdd 100644
--- a/src/gpu/mtl/GrMtlPipelineState.h
+++ b/src/gpu/mtl/GrMtlPipelineState.h
@@ -37,8 +37,8 @@
             MTLPixelFormat pixelFormat,
             const GrGLSLBuiltinUniformHandles& builtinUniformHandles,
             const UniformInfoArray& uniforms,
-            GrMtlBuffer* geometryUniformBuffer,
-            GrMtlBuffer* fragmentUniformBuffer,
+            sk_sp<GrMtlBuffer> geometryUniformBuffer,
+            sk_sp<GrMtlBuffer> fragmentUniformBuffer,
             uint32_t numSamplers,
             std::unique_ptr<GrGLSLPrimitiveProcessor> geometryProcessor,
             std::unique_ptr<GrGLSLXferProcessor> xferPRocessor,
diff --git a/src/gpu/mtl/GrMtlPipelineState.mm b/src/gpu/mtl/GrMtlPipelineState.mm
index 1d9562e..9eb36d0 100644
--- a/src/gpu/mtl/GrMtlPipelineState.mm
+++ b/src/gpu/mtl/GrMtlPipelineState.mm
@@ -37,8 +37,8 @@
         MTLPixelFormat pixelFormat,
         const GrGLSLBuiltinUniformHandles& builtinUniformHandles,
         const UniformInfoArray& uniforms,
-        GrMtlBuffer* geometryUniformBuffer,
-        GrMtlBuffer* fragmentUniformBuffer,
+        sk_sp<GrMtlBuffer> geometryUniformBuffer,
+        sk_sp<GrMtlBuffer> fragmentUniformBuffer,
         uint32_t numSamplers,
         std::unique_ptr<GrGLSLPrimitiveProcessor> geometryProcessor,
         std::unique_ptr<GrGLSLXferProcessor> xferProcessor,
@@ -48,15 +48,15 @@
         , fPipelineState(pipelineState)
         , fPixelFormat(pixelFormat)
         , fBuiltinUniformHandles(builtinUniformHandles)
-        , fGeometryUniformBuffer(geometryUniformBuffer)
-        , fFragmentUniformBuffer(fragmentUniformBuffer)
+        , fGeometryUniformBuffer(std::move(geometryUniformBuffer))
+        , fFragmentUniformBuffer(std::move(fragmentUniformBuffer))
         , fNumSamplers(numSamplers)
         , fGeometryProcessor(std::move(geometryProcessor))
         , fXferProcessor(std::move(xferProcessor))
         , fFragmentProcessors(std::move(fragmentProcessors))
         , fFragmentProcessorCnt(fragmentProcessorCnt)
-        , fDataManager(uniforms, geometryUniformBuffer->sizeInBytes(),
-                       fragmentUniformBuffer->sizeInBytes()) {
+        , fDataManager(uniforms, fGeometryUniformBuffer->sizeInBytes(),
+                       fFragmentUniformBuffer->sizeInBytes()) {
     (void) fPixelFormat; // Suppress unused-var warning.
 }
 
diff --git a/src/gpu/mtl/GrMtlPipelineStateBuilder.mm b/src/gpu/mtl/GrMtlPipelineStateBuilder.mm
index 6954f10..add32ce 100644
--- a/src/gpu/mtl/GrMtlPipelineStateBuilder.mm
+++ b/src/gpu/mtl/GrMtlPipelineStateBuilder.mm
@@ -362,14 +362,14 @@
                                   pipelineDescriptor.colorAttachments[0].pixelFormat,
                                   fUniformHandles,
                                   fUniformHandler.fUniforms,
-                                  GrMtlBuffer::Create(fGpu,
-                                                      fUniformHandler.fCurrentGeometryUBOOffset,
-                                                      kVertex_GrBufferType,
-                                                      kStatic_GrAccessPattern),
-                                  GrMtlBuffer::Create(fGpu,
-                                                      fUniformHandler.fCurrentFragmentUBOOffset,
-                                                      kVertex_GrBufferType,
-                                                      kStatic_GrAccessPattern),
+                                  GrMtlBuffer::Make(fGpu,
+                                                    fUniformHandler.fCurrentGeometryUBOOffset,
+                                                    kVertex_GrBufferType,
+                                                    kStatic_GrAccessPattern),
+                                  GrMtlBuffer::Make(fGpu,
+                                                    fUniformHandler.fCurrentFragmentUBOOffset,
+                                                    kVertex_GrBufferType,
+                                                    kStatic_GrAccessPattern),
                                   (uint32_t)fUniformHandler.numSamplers(),
                                   std::move(fGeometryProcessor),
                                   std::move(fXferProcessor),
diff --git a/src/gpu/ops/GrAAConvexPathRenderer.cpp b/src/gpu/ops/GrAAConvexPathRenderer.cpp
index 8d7316e..39a8d5f 100644
--- a/src/gpu/ops/GrAAConvexPathRenderer.cpp
+++ b/src/gpu/ops/GrAAConvexPathRenderer.cpp
@@ -761,7 +761,7 @@
                 continue;
             }
 
-            const GrBuffer* vertexBuffer;
+            sk_sp<const GrBuffer> vertexBuffer;
             int firstVertex;
 
             GrVertexWriter verts{target->makeVertexSpace(kVertexStride, vertexCount,
@@ -772,7 +772,7 @@
                 return;
             }
 
-            const GrBuffer* indexBuffer;
+            sk_sp<const GrBuffer> indexBuffer;
             int firstIndex;
 
             uint16_t *idxs = target->makeIndexSpace(indexCount, &indexBuffer, &firstIndex);
diff --git a/src/gpu/ops/GrAAFillRRectOp.cpp b/src/gpu/ops/GrAAFillRRectOp.cpp
index 513c15b..351f518 100644
--- a/src/gpu/ops/GrAAFillRRectOp.cpp
+++ b/src/gpu/ops/GrAAFillRRectOp.cpp
@@ -469,9 +469,9 @@
     GrPipeline pipeline(initArgs, std::move(fProcessors), std::move(clip));
 
     GrMesh mesh(GrPrimitiveType::kTriangles);
-    mesh.setIndexedInstanced(indexBuffer.get(), SK_ARRAY_COUNT(kIndexData), fInstanceBuffer,
+    mesh.setIndexedInstanced(std::move(indexBuffer), SK_ARRAY_COUNT(kIndexData), fInstanceBuffer,
                              fInstanceCount, fBaseInstance, GrPrimitiveRestart::kNo);
-    mesh.setVertexData(vertexBuffer.get());
+    mesh.setVertexData(std::move(vertexBuffer));
     flushState->rtCommandBuffer()->draw(proc, pipeline, &fixedDynamicState, nullptr, &mesh, 1,
                                         this->bounds());
 }
diff --git a/src/gpu/ops/GrAAFillRRectOp.h b/src/gpu/ops/GrAAFillRRectOp.h
index b934fb0..cb29b91 100644
--- a/src/gpu/ops/GrAAFillRRectOp.h
+++ b/src/gpu/ops/GrAAFillRRectOp.h
@@ -66,7 +66,7 @@
     int fInstanceCount = 1;
     int fInstanceStride = 0;
 
-    const GrBuffer* fInstanceBuffer = nullptr;
+    sk_sp<const GrBuffer> fInstanceBuffer;
     int fBaseInstance;
 
     friend class GrOpMemoryPool;
diff --git a/src/gpu/ops/GrAAHairLinePathRenderer.cpp b/src/gpu/ops/GrAAHairLinePathRenderer.cpp
index 052e98f..578eea8 100644
--- a/src/gpu/ops/GrAAHairLinePathRenderer.cpp
+++ b/src/gpu/ops/GrAAHairLinePathRenderer.cpp
@@ -973,7 +973,7 @@
 
         sk_sp<const GrBuffer> linesIndexBuffer = get_lines_index_buffer(target->resourceProvider());
 
-        const GrBuffer* vertexBuffer;
+        sk_sp<const GrBuffer> vertexBuffer;
         int firstVertex;
 
         SkASSERT(sizeof(LineVertex) == lineGP->vertexStride());
@@ -991,9 +991,9 @@
         }
 
         GrMesh* mesh = target->allocMesh(GrPrimitiveType::kTriangles);
-        mesh->setIndexedPatterned(linesIndexBuffer.get(), kIdxsPerLineSeg, kLineSegNumVertices,
+        mesh->setIndexedPatterned(std::move(linesIndexBuffer), kIdxsPerLineSeg, kLineSegNumVertices,
                                   lineCount, kLineSegsNumInIdxBuffer);
-        mesh->setVertexData(vertexBuffer, firstVertex);
+        mesh->setVertexData(std::move(vertexBuffer), firstVertex);
         target->draw(std::move(lineGP), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
     }
 
@@ -1014,7 +1014,7 @@
                                                                fHelper.usesLocalCoords(),
                                                                this->coverage()));
 
-        const GrBuffer* vertexBuffer;
+        sk_sp<const GrBuffer> vertexBuffer;
         int firstVertex;
 
         sk_sp<const GrBuffer> quadsIndexBuffer = get_quads_index_buffer(target->resourceProvider());
@@ -1046,8 +1046,8 @@
 
         if (quadCount > 0) {
             GrMesh* mesh = target->allocMesh(GrPrimitiveType::kTriangles);
-            mesh->setIndexedPatterned(quadsIndexBuffer.get(), kIdxsPerQuad, kQuadNumVertices,
-                                      quadCount, kQuadsNumInIdxBuffer);
+            mesh->setIndexedPatterned(quadsIndexBuffer, kIdxsPerQuad, kQuadNumVertices, quadCount,
+                                      kQuadsNumInIdxBuffer);
             mesh->setVertexData(vertexBuffer, firstVertex);
             target->draw(std::move(quadGP), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
             firstVertex += quadCount * kQuadNumVertices;
@@ -1055,9 +1055,9 @@
 
         if (conicCount > 0) {
             GrMesh* mesh = target->allocMesh(GrPrimitiveType::kTriangles);
-            mesh->setIndexedPatterned(quadsIndexBuffer.get(), kIdxsPerQuad, kQuadNumVertices,
+            mesh->setIndexedPatterned(std::move(quadsIndexBuffer), kIdxsPerQuad, kQuadNumVertices,
                                       conicCount, kQuadsNumInIdxBuffer);
-            mesh->setVertexData(vertexBuffer, firstVertex);
+            mesh->setVertexData(std::move(vertexBuffer), firstVertex);
             target->draw(std::move(conicGP), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
         }
     }
diff --git a/src/gpu/ops/GrAALinearizingConvexPathRenderer.cpp b/src/gpu/ops/GrAALinearizingConvexPathRenderer.cpp
index f15bbc8..3d1020d 100644
--- a/src/gpu/ops/GrAALinearizingConvexPathRenderer.cpp
+++ b/src/gpu/ops/GrAALinearizingConvexPathRenderer.cpp
@@ -199,7 +199,7 @@
         if (vertexCount == 0 || indexCount == 0) {
             return;
         }
-        const GrBuffer* vertexBuffer;
+        sk_sp<const GrBuffer> vertexBuffer;
         int firstVertex;
         void* verts = target->makeVertexSpace(vertexStride, vertexCount, &vertexBuffer,
                                               &firstVertex);
@@ -209,7 +209,7 @@
         }
         memcpy(verts, vertices, vertexCount * vertexStride);
 
-        const GrBuffer* indexBuffer;
+        sk_sp<const GrBuffer> indexBuffer;
         int firstIndex;
         uint16_t* idxs = target->makeIndexSpace(indexCount, &indexBuffer, &firstIndex);
         if (!idxs) {
@@ -218,9 +218,9 @@
         }
         memcpy(idxs, indices, indexCount * sizeof(uint16_t));
         GrMesh* mesh = target->allocMesh(GrPrimitiveType::kTriangles);
-        mesh->setIndexed(indexBuffer, indexCount, firstIndex, 0, vertexCount - 1,
+        mesh->setIndexed(std::move(indexBuffer), indexCount, firstIndex, 0, vertexCount - 1,
                          GrPrimitiveRestart::kNo);
-        mesh->setVertexData(vertexBuffer, firstVertex);
+        mesh->setVertexData(std::move(vertexBuffer), firstVertex);
         target->draw(std::move(gp), pipeline, fixedDynamicState, mesh);
     }
 
diff --git a/src/gpu/ops/GrAtlasTextOp.cpp b/src/gpu/ops/GrAtlasTextOp.cpp
index c55abce..667e230 100644
--- a/src/gpu/ops/GrAtlasTextOp.cpp
+++ b/src/gpu/ops/GrAtlasTextOp.cpp
@@ -325,11 +325,9 @@
     size_t vertexStride = flushInfo.fGeometryProcessor->vertexStride();
 
     int glyphCount = this->numGlyphs();
-    const GrBuffer* vertexBuffer;
 
-    void* vertices = target->makeVertexSpace(
-            vertexStride, glyphCount * kVerticesPerGlyph, &vertexBuffer, &flushInfo.fVertexOffset);
-    flushInfo.fVertexBuffer.reset(SkRef(vertexBuffer));
+    void* vertices = target->makeVertexSpace(vertexStride, glyphCount * kVerticesPerGlyph,
+                                             &flushInfo.fVertexBuffer, &flushInfo.fVertexOffset);
     flushInfo.fIndexBuffer = target->resourceProvider()->refQuadIndexBuffer();
     if (!vertices || !flushInfo.fVertexBuffer) {
         SkDebugf("Could not allocate vertices\n");
@@ -428,9 +426,9 @@
     int maxGlyphsPerDraw =
             static_cast<int>(flushInfo->fIndexBuffer->gpuMemorySize() / sizeof(uint16_t) / 6);
     GrMesh* mesh = target->allocMesh(GrPrimitiveType::kTriangles);
-    mesh->setIndexedPatterned(flushInfo->fIndexBuffer.get(), kIndicesPerGlyph, kVerticesPerGlyph,
+    mesh->setIndexedPatterned(flushInfo->fIndexBuffer, kIndicesPerGlyph, kVerticesPerGlyph,
                               flushInfo->fGlyphsToFlush, maxGlyphsPerDraw);
-    mesh->setVertexData(flushInfo->fVertexBuffer.get(), flushInfo->fVertexOffset);
+    mesh->setVertexData(flushInfo->fVertexBuffer, flushInfo->fVertexOffset);
     target->draw(flushInfo->fGeometryProcessor, flushInfo->fPipeline, flushInfo->fFixedDynamicState,
                  mesh);
     flushInfo->fVertexOffset += kVerticesPerGlyph * flushInfo->fGlyphsToFlush;
diff --git a/src/gpu/ops/GrDefaultPathRenderer.cpp b/src/gpu/ops/GrDefaultPathRenderer.cpp
index d62d22a..c8a7966 100644
--- a/src/gpu/ops/GrDefaultPathRenderer.cpp
+++ b/src/gpu/ops/GrDefaultPathRenderer.cpp
@@ -73,7 +73,6 @@
             , fGeometryProcessor(std::move(geometryProcessor))
             , fPipeline(pipeline)
             , fFixedDynamicState(fixedDynamicState)
-            , fIndexBuffer(nullptr)
             , fFirstIndex(0)
             , fIndicesInChunk(0)
             , fIndices(nullptr) {
@@ -275,10 +274,10 @@
             if (!this->isIndexed()) {
                 mesh->setNonIndexedNonInstanced(vertexCount);
             } else {
-                mesh->setIndexed(fIndexBuffer, indexCount, fFirstIndex, 0, vertexCount - 1,
-                                 GrPrimitiveRestart::kNo);
+                mesh->setIndexed(std::move(fIndexBuffer), indexCount, fFirstIndex, 0,
+                                 vertexCount - 1, GrPrimitiveRestart::kNo);
             }
-            mesh->setVertexData(fVertexBuffer, fFirstVertex);
+            mesh->setVertexData(std::move(fVertexBuffer), fFirstVertex);
             fTarget->draw(fGeometryProcessor, fPipeline, fFixedDynamicState, mesh);
         }
 
@@ -319,13 +318,13 @@
     const GrPipeline* fPipeline;
     const GrPipeline::FixedDynamicState* fFixedDynamicState;
 
-    const GrBuffer* fVertexBuffer;
+    sk_sp<const GrBuffer> fVertexBuffer;
     int fFirstVertex;
     int fVerticesInChunk;
     SkPoint* fVertices;
     SkPoint* fCurVert;
 
-    const GrBuffer* fIndexBuffer;
+    sk_sp<const GrBuffer> fIndexBuffer;
     int fFirstIndex;
     int fIndicesInChunk;
     uint16_t* fIndices;
diff --git a/src/gpu/ops/GrDrawVerticesOp.cpp b/src/gpu/ops/GrDrawVerticesOp.cpp
index 3a4219d..6a84c3f 100644
--- a/src/gpu/ops/GrDrawVerticesOp.cpp
+++ b/src/gpu/ops/GrDrawVerticesOp.cpp
@@ -227,7 +227,7 @@
 
     // Allocate buffers.
     size_t vertexStride = gp->vertexStride();
-    const GrBuffer* vertexBuffer = nullptr;
+    sk_sp<const GrBuffer> vertexBuffer = nullptr;
     int firstVertex = 0;
     void* verts = target->makeVertexSpace(vertexStride, fVertexCount, &vertexBuffer, &firstVertex);
     if (!verts) {
@@ -235,7 +235,7 @@
         return;
     }
 
-    const GrBuffer* indexBuffer = nullptr;
+    sk_sp<const GrBuffer> indexBuffer = nullptr;
     int firstIndex = 0;
     uint16_t* indices = nullptr;
     if (this->isIndexed()) {
@@ -255,7 +255,8 @@
                       indices);
 
     // Draw the vertices.
-    this->drawVertices(target, std::move(gp), vertexBuffer, firstVertex, indexBuffer, firstIndex);
+    this->drawVertices(target, std::move(gp), std::move(vertexBuffer), firstVertex, indexBuffer,
+                       firstIndex);
 }
 
 void GrDrawVerticesOp::drawNonVolatile(Target* target) {
@@ -292,16 +293,17 @@
 
     // Draw using the cached buffers if possible.
     if (vertexBuffer && (!this->isIndexed() || indexBuffer)) {
-        this->drawVertices(target, std::move(gp), vertexBuffer.get(), 0, indexBuffer.get(), 0);
+        this->drawVertices(target, std::move(gp), std::move(vertexBuffer), 0,
+                           std::move(indexBuffer), 0);
         return;
     }
 
     // Allocate vertex buffer.
     size_t vertexStride = gp->vertexStride();
-    vertexBuffer.reset(rp->createBuffer(fVertexCount * vertexStride,
-                                        kVertex_GrBufferType,
-                                        kStatic_GrAccessPattern,
-                                        GrResourceProvider::Flags::kNone));
+    vertexBuffer = rp->createBuffer(fVertexCount * vertexStride,
+                                    kVertex_GrBufferType,
+                                    kStatic_GrAccessPattern,
+                                    GrResourceProvider::Flags::kNone);
     void* verts = vertexBuffer ? vertexBuffer->map() : nullptr;
     if (!verts) {
         SkDebugf("Could not allocate vertices\n");
@@ -311,10 +313,10 @@
     // Allocate index buffer.
     uint16_t* indices = nullptr;
     if (this->isIndexed()) {
-        indexBuffer.reset(rp->createBuffer(fIndexCount * sizeof(uint16_t),
-                                           kIndex_GrBufferType,
-                                           kStatic_GrAccessPattern,
-                                           GrResourceProvider::Flags::kNone));
+        indexBuffer = rp->createBuffer(fIndexCount * sizeof(uint16_t),
+                                       kIndex_GrBufferType,
+                                       kStatic_GrAccessPattern,
+                                       GrResourceProvider::Flags::kNone);
         indices = indexBuffer ? static_cast<uint16_t*>(indexBuffer->map()) : nullptr;
         if (!indices) {
             SkDebugf("Could not allocate indices\n");
@@ -341,7 +343,8 @@
     rp->assignUniqueKeyToResource(indexKey, indexBuffer.get());
 
     // Draw the vertices.
-    this->drawVertices(target, std::move(gp), vertexBuffer.get(), 0, indexBuffer.get(), 0);
+    this->drawVertices(target, std::move(gp), std::move(vertexBuffer), 0, std::move(indexBuffer),
+                       0);
 }
 
 void GrDrawVerticesOp::fillBuffers(bool hasColorAttribute,
@@ -457,18 +460,18 @@
 
 void GrDrawVerticesOp::drawVertices(Target* target,
                                     sk_sp<const GrGeometryProcessor> gp,
-                                    const GrBuffer* vertexBuffer,
+                                    sk_sp<const GrBuffer> vertexBuffer,
                                     int firstVertex,
-                                    const GrBuffer* indexBuffer,
+                                    sk_sp<const GrBuffer> indexBuffer,
                                     int firstIndex) {
     GrMesh* mesh = target->allocMesh(this->primitiveType());
     if (this->isIndexed()) {
-        mesh->setIndexed(indexBuffer, fIndexCount, firstIndex, 0, fVertexCount - 1,
+        mesh->setIndexed(std::move(indexBuffer), fIndexCount, firstIndex, 0, fVertexCount - 1,
                          GrPrimitiveRestart::kNo);
     } else {
         mesh->setNonIndexedNonInstanced(fVertexCount);
     }
-    mesh->setVertexData(vertexBuffer, firstVertex);
+    mesh->setVertexData(std::move(vertexBuffer), firstVertex);
     auto pipe = fHelper.makePipeline(target);
     target->draw(std::move(gp), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
 }
diff --git a/src/gpu/ops/GrDrawVerticesOp.h b/src/gpu/ops/GrDrawVerticesOp.h
index 6ecdf0c..c72bb36 100644
--- a/src/gpu/ops/GrDrawVerticesOp.h
+++ b/src/gpu/ops/GrDrawVerticesOp.h
@@ -83,9 +83,9 @@
 
     void drawVertices(Target*,
                       sk_sp<const GrGeometryProcessor>,
-                      const GrBuffer* vertexBuffer,
+                      sk_sp<const GrBuffer> vertexBuffer,
                       int firstVertex,
-                      const GrBuffer* indexBuffer,
+                      sk_sp<const GrBuffer> indexBuffer,
                       int firstIndex);
 
     sk_sp<GrGeometryProcessor> makeGP(const GrShaderCaps* shaderCaps,
diff --git a/src/gpu/ops/GrFillRectOp.cpp b/src/gpu/ops/GrFillRectOp.cpp
index d784e96..a54e0d6 100644
--- a/src/gpu/ops/GrFillRectOp.cpp
+++ b/src/gpu/ops/GrFillRectOp.cpp
@@ -186,7 +186,7 @@
         sk_sp<GrGeometryProcessor> gp = GrQuadPerEdgeAA::MakeProcessor(vertexSpec);
         size_t vertexSize = gp->vertexStride();
 
-        const GrBuffer* vbuffer;
+        sk_sp<const GrBuffer> vbuffer;
         int vertexOffsetInBuffer = 0;
 
         // Fill the allocated vertex data
@@ -223,7 +223,7 @@
             SkDebugf("Could not allocate indices\n");
             return;
         }
-        mesh->setVertexData(vbuffer, vertexOffsetInBuffer);
+        mesh->setVertexData(std::move(vbuffer), vertexOffsetInBuffer);
 
         auto pipe = fHelper.makePipeline(target);
         target->draw(std::move(gp), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
diff --git a/src/gpu/ops/GrLatticeOp.cpp b/src/gpu/ops/GrLatticeOp.cpp
index 154a039..6b9a448 100644
--- a/src/gpu/ops/GrLatticeOp.cpp
+++ b/src/gpu/ops/GrLatticeOp.cpp
@@ -225,10 +225,14 @@
 
         const size_t kVertexStride = gp->vertexStride();
         sk_sp<const GrBuffer> indexBuffer = target->resourceProvider()->refQuadIndexBuffer();
-        PatternHelper helper(target, GrPrimitiveType::kTriangles, kVertexStride, indexBuffer.get(),
-                             kVertsPerRect, kIndicesPerRect, numRects);
+        if (!indexBuffer) {
+            SkDebugf("Could not allocate indices\n");
+            return;
+        }
+        PatternHelper helper(target, GrPrimitiveType::kTriangles, kVertexStride,
+                             std::move(indexBuffer), kVertsPerRect, kIndicesPerRect, numRects);
         GrVertexWriter vertices{helper.vertices()};
-        if (!vertices.fPtr || !indexBuffer) {
+        if (!vertices.fPtr) {
             SkDebugf("Could not allocate vertices\n");
             return;
         }
diff --git a/src/gpu/ops/GrMeshDrawOp.cpp b/src/gpu/ops/GrMeshDrawOp.cpp
index f5c0e39..abf67e0 100644
--- a/src/gpu/ops/GrMeshDrawOp.cpp
+++ b/src/gpu/ops/GrMeshDrawOp.cpp
@@ -21,22 +21,22 @@
 //////////////////////////////////////////////////////////////////////////////
 
 GrMeshDrawOp::PatternHelper::PatternHelper(Target* target, GrPrimitiveType primitiveType,
-                                           size_t vertexStride, const GrBuffer* indexBuffer,
+                                           size_t vertexStride, sk_sp<const GrBuffer> indexBuffer,
                                            int verticesPerRepetition, int indicesPerRepetition,
                                            int repeatCount) {
-    this->init(target, primitiveType, vertexStride, indexBuffer, verticesPerRepetition,
+    this->init(target, primitiveType, vertexStride, std::move(indexBuffer), verticesPerRepetition,
                indicesPerRepetition, repeatCount);
 }
 
 void GrMeshDrawOp::PatternHelper::init(Target* target, GrPrimitiveType primitiveType,
-                                       size_t vertexStride, const GrBuffer* indexBuffer,
+                                       size_t vertexStride, sk_sp<const GrBuffer> indexBuffer,
                                        int verticesPerRepetition, int indicesPerRepetition,
                                        int repeatCount) {
     SkASSERT(target);
     if (!indexBuffer) {
         return;
     }
-    const GrBuffer* vertexBuffer;
+    sk_sp<const GrBuffer> vertexBuffer;
     int firstVertex;
     int vertexCount = verticesPerRepetition * repeatCount;
     fVertices = target->makeVertexSpace(vertexStride, vertexCount, &vertexBuffer, &firstVertex);
@@ -50,7 +50,7 @@
     fMesh = target->allocMesh(primitiveType);
     fMesh->setIndexedPatterned(indexBuffer, indicesPerRepetition, verticesPerRepetition,
                                repeatCount, maxRepetitions);
-    fMesh->setVertexData(vertexBuffer, firstVertex);
+    fMesh->setVertexData(std::move(vertexBuffer), firstVertex);
 }
 
 void GrMeshDrawOp::PatternHelper::recordDraw(
@@ -67,7 +67,7 @@
         SkDebugf("Could not get quad index buffer.");
         return;
     }
-    this->init(target, GrPrimitiveType::kTriangles, vertexStride, quadIndexBuffer.get(),
+    this->init(target, GrPrimitiveType::kTriangles, vertexStride, std::move(quadIndexBuffer),
                kVerticesPerQuad, kIndicesPerQuad, quadsToDraw);
 }
 
diff --git a/src/gpu/ops/GrMeshDrawOp.h b/src/gpu/ops/GrMeshDrawOp.h
index d851fc0..bba173d 100644
--- a/src/gpu/ops/GrMeshDrawOp.h
+++ b/src/gpu/ops/GrMeshDrawOp.h
@@ -34,7 +34,7 @@
         space for the vertices and flushes the draws to the GrMeshDrawOp::Target. */
     class PatternHelper {
     public:
-        PatternHelper(Target*, GrPrimitiveType, size_t vertexStride, const GrBuffer*,
+        PatternHelper(Target*, GrPrimitiveType, size_t vertexStride, sk_sp<const GrBuffer>,
                       int verticesPerRepetition, int indicesPerRepetition, int repeatCount);
 
         /** Called to issue draws to the GrMeshDrawOp::Target.*/
@@ -45,7 +45,7 @@
 
     protected:
         PatternHelper() = default;
-        void init(Target*, GrPrimitiveType, size_t vertexStride, const GrBuffer*,
+        void init(Target*, GrPrimitiveType, size_t vertexStride, sk_sp<const GrBuffer>,
                   int verticesPerRepetition, int indicesPerRepetition, int repeatCount);
 
     private:
@@ -100,7 +100,7 @@
      * should be written. On return the buffer that will hold the data as well as an offset into
      * the buffer (in 'vertexSize' units) where the data will be placed.
      */
-    virtual void* makeVertexSpace(size_t vertexSize, int vertexCount, const GrBuffer**,
+    virtual void* makeVertexSpace(size_t vertexSize, int vertexCount, sk_sp<const GrBuffer>*,
                                   int* startVertex) = 0;
 
     /**
@@ -108,7 +108,7 @@
      * should be written. On return the buffer that will hold the data as well as an offset into
      * the buffer (in uint16_t units) where the data will be placed.
      */
-    virtual uint16_t* makeIndexSpace(int indexCount, const GrBuffer**, int* startIndex) = 0;
+    virtual uint16_t* makeIndexSpace(int indexCount, sk_sp<const GrBuffer>*, int* startIndex) = 0;
 
     /**
      * This is similar to makeVertexSpace. It allows the caller to use up to 'actualVertexCount'
@@ -117,7 +117,7 @@
      * buffer is allocated on behalf of this request.
      */
     virtual void* makeVertexSpaceAtLeast(size_t vertexSize, int minVertexCount,
-                                         int fallbackVertexCount, const GrBuffer**,
+                                         int fallbackVertexCount, sk_sp<const GrBuffer>*,
                                          int* startVertex, int* actualVertexCount) = 0;
 
     /**
@@ -127,7 +127,7 @@
      * buffer is allocated on behalf of this request.
      */
     virtual uint16_t* makeIndexSpaceAtLeast(int minIndexCount, int fallbackIndexCount,
-                                            const GrBuffer**, int* startIndex,
+                                            sk_sp<const GrBuffer>*, int* startIndex,
                                             int* actualIndexCount) = 0;
 
     /** Helpers for ops which over-allocate and then return excess data to the pool. */
diff --git a/src/gpu/ops/GrOvalOpFactory.cpp b/src/gpu/ops/GrOvalOpFactory.cpp
index feeef4f..c840cfc 100644
--- a/src/gpu/ops/GrOvalOpFactory.cpp
+++ b/src/gpu/ops/GrOvalOpFactory.cpp
@@ -1166,7 +1166,7 @@
                 !fAllFill, fClipPlane, fClipPlaneIsect, fClipPlaneUnion, fRoundCaps, fWideColor,
                 localMatrix));
 
-        const GrBuffer* vertexBuffer;
+        sk_sp<const GrBuffer> vertexBuffer;
         int firstVertex;
         GrVertexWriter vertices{target->makeVertexSpace(gp->vertexStride(), fVertCount,
                                                         &vertexBuffer, &firstVertex)};
@@ -1175,7 +1175,7 @@
             return;
         }
 
-        const GrBuffer* indexBuffer = nullptr;
+        sk_sp<const GrBuffer> indexBuffer = nullptr;
         int firstIndex = 0;
         uint16_t* indices = target->makeIndexSpace(fIndexCount, &indexBuffer, &firstIndex);
         if (!indices) {
@@ -1283,9 +1283,9 @@
         }
 
         GrMesh* mesh = target->allocMesh(GrPrimitiveType::kTriangles);
-        mesh->setIndexed(indexBuffer, fIndexCount, firstIndex, 0, fVertCount - 1,
+        mesh->setIndexed(std::move(indexBuffer), fIndexCount, firstIndex, 0, fVertCount - 1,
                          GrPrimitiveRestart::kNo);
-        mesh->setVertexData(vertexBuffer, firstVertex);
+        mesh->setVertexData(std::move(vertexBuffer), firstVertex);
         auto pipe = fHelper.makePipeline(target);
         target->draw(std::move(gp), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
     }
@@ -1491,7 +1491,7 @@
         sk_sp<GrGeometryProcessor> gp(new ButtCapDashedCircleGeometryProcessor(fWideColor,
                                                                                localMatrix));
 
-        const GrBuffer* vertexBuffer;
+        sk_sp<const GrBuffer> vertexBuffer;
         int firstVertex;
         GrVertexWriter vertices{target->makeVertexSpace(gp->vertexStride(), fVertCount,
                                                         &vertexBuffer, &firstVertex)};
@@ -1500,7 +1500,7 @@
             return;
         }
 
-        const GrBuffer* indexBuffer = nullptr;
+        sk_sp<const GrBuffer> indexBuffer;
         int firstIndex = 0;
         uint16_t* indices = target->makeIndexSpace(fIndexCount, &indexBuffer, &firstIndex);
         if (!indices) {
@@ -1567,9 +1567,9 @@
         }
 
         GrMesh* mesh = target->allocMesh(GrPrimitiveType::kTriangles);
-        mesh->setIndexed(indexBuffer, fIndexCount, firstIndex, 0, fVertCount - 1,
+        mesh->setIndexed(std::move(indexBuffer), fIndexCount, firstIndex, 0, fVertCount - 1,
                          GrPrimitiveRestart::kNo);
-        mesh->setVertexData(vertexBuffer, firstVertex);
+        mesh->setVertexData(std::move(vertexBuffer), firstVertex);
         auto pipe = fHelper.makePipeline(target);
         target->draw(std::move(gp), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
     }
@@ -2358,7 +2358,7 @@
                 new CircleGeometryProcessor(!fAllFill, false, false, false, false, fWideColor,
                                             localMatrix));
 
-        const GrBuffer* vertexBuffer;
+        sk_sp<const GrBuffer> vertexBuffer;
         int firstVertex;
 
         GrVertexWriter verts{target->makeVertexSpace(gp->vertexStride(), fVertCount,
@@ -2368,7 +2368,7 @@
             return;
         }
 
-        const GrBuffer* indexBuffer = nullptr;
+        sk_sp<const GrBuffer> indexBuffer;
         int firstIndex = 0;
         uint16_t* indices = target->makeIndexSpace(fIndexCount, &indexBuffer, &firstIndex);
         if (!indices) {
@@ -2442,9 +2442,9 @@
         }
 
         GrMesh* mesh = target->allocMesh(GrPrimitiveType::kTriangles);
-        mesh->setIndexed(indexBuffer, fIndexCount, firstIndex, 0, fVertCount - 1,
+        mesh->setIndexed(std::move(indexBuffer), fIndexCount, firstIndex, 0, fVertCount - 1,
                          GrPrimitiveRestart::kNo);
-        mesh->setVertexData(vertexBuffer, firstVertex);
+        mesh->setVertexData(std::move(vertexBuffer), firstVertex);
         auto pipe = fHelper.makePipeline(target);
         target->draw(std::move(gp), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
     }
@@ -2646,11 +2646,15 @@
         sk_sp<const GrBuffer> indexBuffer = get_rrect_index_buffer(
                 fStroked ? kStroke_RRectType : kFill_RRectType, target->resourceProvider());
 
+        if (!indexBuffer) {
+            SkDebugf("Could not allocate indices\n");
+            return;
+        }
         PatternHelper helper(target, GrPrimitiveType::kTriangles, gp->vertexStride(),
-                             indexBuffer.get(), kVertsPerStandardRRect, indicesPerInstance,
+                             std::move(indexBuffer), kVertsPerStandardRRect, indicesPerInstance,
                              fRRects.count());
         GrVertexWriter verts{helper.vertices()};
-        if (!verts.fPtr || !indexBuffer) {
+        if (!verts.fPtr) {
             SkDebugf("Could not allocate vertices\n");
             return;
         }
diff --git a/src/gpu/ops/GrQuadPerEdgeAA.cpp b/src/gpu/ops/GrQuadPerEdgeAA.cpp
index 8fa067f..9329bc4 100644
--- a/src/gpu/ops/GrQuadPerEdgeAA.cpp
+++ b/src/gpu/ops/GrQuadPerEdgeAA.cpp
@@ -473,8 +473,8 @@
         }
 
         mesh->setPrimitiveType(GrPrimitiveType::kTriangles);
-        mesh->setIndexedPatterned(ibuffer.get(), kIndicesPerAAFillRect, kVertsPerAAFillRect,
-                quadCount, kNumAAQuadsInIndexBuffer);
+        mesh->setIndexedPatterned(std::move(ibuffer), kIndicesPerAAFillRect, kVertsPerAAFillRect,
+                                  quadCount, kNumAAQuadsInIndexBuffer);
     } else {
         // Non-AA quads use 4 vertices, and regular triangle strip layout
         if (quadCount > 1) {
@@ -484,7 +484,7 @@
             }
 
             mesh->setPrimitiveType(GrPrimitiveType::kTriangles);
-            mesh->setIndexedPatterned(ibuffer.get(), 6, 4, quadCount,
+            mesh->setIndexedPatterned(std::move(ibuffer), 6, 4, quadCount,
                                       GrResourceProvider::QuadCountOfQuadBuffer());
         } else {
             mesh->setPrimitiveType(GrPrimitiveType::kTriangleStrip);
diff --git a/src/gpu/ops/GrRegionOp.cpp b/src/gpu/ops/GrRegionOp.cpp
index e57b62b..1725435 100644
--- a/src/gpu/ops/GrRegionOp.cpp
+++ b/src/gpu/ops/GrRegionOp.cpp
@@ -110,10 +110,15 @@
             return;
         }
         sk_sp<const GrBuffer> indexBuffer = target->resourceProvider()->refQuadIndexBuffer();
+        if (!indexBuffer) {
+            SkDebugf("Could not allocate indices\n");
+            return;
+        }
         PatternHelper helper(target, GrPrimitiveType::kTriangles, gp->vertexStride(),
-                             indexBuffer.get(), kVertsPerInstance, kIndicesPerInstance, numRects);
+                             std::move(indexBuffer), kVertsPerInstance, kIndicesPerInstance,
+                             numRects);
         GrVertexWriter vertices{helper.vertices()};
-        if (!vertices.fPtr || !indexBuffer) {
+        if (!vertices.fPtr) {
             SkDebugf("Could not allocate vertices\n");
             return;
         }
diff --git a/src/gpu/ops/GrShadowRRectOp.cpp b/src/gpu/ops/GrShadowRRectOp.cpp
index c7ef699..fdbb82d 100644
--- a/src/gpu/ops/GrShadowRRectOp.cpp
+++ b/src/gpu/ops/GrShadowRRectOp.cpp
@@ -543,7 +543,7 @@
         int instanceCount = fGeoData.count();
         SkASSERT(sizeof(CircleVertex) == gp->vertexStride());
 
-        const GrBuffer* vertexBuffer;
+        sk_sp<const GrBuffer> vertexBuffer;
         int firstVertex;
         CircleVertex* verts = (CircleVertex*)target->makeVertexSpace(
                 sizeof(CircleVertex), fVertCount, &vertexBuffer, &firstVertex);
@@ -552,7 +552,7 @@
             return;
         }
 
-        const GrBuffer* indexBuffer = nullptr;
+        sk_sp<const GrBuffer> indexBuffer;
         int firstIndex = 0;
         uint16_t* indices = target->makeIndexSpace(fIndexCount, &indexBuffer, &firstIndex);
         if (!indices) {
@@ -594,9 +594,9 @@
                                          target->detachAppliedClip());
 
         GrMesh* mesh = target->allocMesh(GrPrimitiveType::kTriangles);
-        mesh->setIndexed(indexBuffer, fIndexCount, firstIndex, 0, fVertCount - 1,
+        mesh->setIndexed(std::move(indexBuffer), fIndexCount, firstIndex, 0, fVertCount - 1,
                          GrPrimitiveRestart::kNo);
-        mesh->setVertexData(vertexBuffer, firstVertex);
+        mesh->setVertexData(std::move(vertexBuffer), firstVertex);
         target->draw(std::move(gp), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
     }
 
diff --git a/src/gpu/ops/GrSmallPathRenderer.cpp b/src/gpu/ops/GrSmallPathRenderer.cpp
index ea27e7b..c1c92f3 100644
--- a/src/gpu/ops/GrSmallPathRenderer.cpp
+++ b/src/gpu/ops/GrSmallPathRenderer.cpp
@@ -370,7 +370,6 @@
 
         // allocate vertices
         const size_t kVertexStride = flushInfo.fGeometryProcessor->vertexStride();
-        const GrBuffer* vertexBuffer;
 
         // We need to make sure we don't overflow a 32 bit int when we request space in the
         // makeVertexSpace call below.
@@ -379,9 +378,8 @@
         }
         GrVertexWriter vertices{target->makeVertexSpace(kVertexStride,
                                                         kVerticesPerQuad * instanceCount,
-                                                        &vertexBuffer,
+                                                        &flushInfo.fVertexBuffer,
                                                         &flushInfo.fVertexOffset)};
-        flushInfo.fVertexBuffer.reset(SkRef(vertexBuffer));
         flushInfo.fIndexBuffer = target->resourceProvider()->refQuadIndexBuffer();
         if (!vertices.fPtr || !flushInfo.fIndexBuffer) {
             SkDebugf("Could not allocate vertices\n");
@@ -797,10 +795,9 @@
             GrMesh* mesh = target->allocMesh(GrPrimitiveType::kTriangles);
             int maxInstancesPerDraw =
                 static_cast<int>(flushInfo->fIndexBuffer->gpuMemorySize() / sizeof(uint16_t) / 6);
-            mesh->setIndexedPatterned(flushInfo->fIndexBuffer.get(), kIndicesPerQuad,
-                                      kVerticesPerQuad, flushInfo->fInstancesToFlush,
-                                      maxInstancesPerDraw);
-            mesh->setVertexData(flushInfo->fVertexBuffer.get(), flushInfo->fVertexOffset);
+            mesh->setIndexedPatterned(flushInfo->fIndexBuffer, kIndicesPerQuad, kVerticesPerQuad,
+                                      flushInfo->fInstancesToFlush, maxInstancesPerDraw);
+            mesh->setVertexData(flushInfo->fVertexBuffer, flushInfo->fVertexOffset);
             target->draw(flushInfo->fGeometryProcessor, flushInfo->fPipeline,
                          flushInfo->fFixedDynamicState, mesh);
             flushInfo->fVertexOffset += kVerticesPerQuad * flushInfo->fInstancesToFlush;
diff --git a/src/gpu/ops/GrStrokeRectOp.cpp b/src/gpu/ops/GrStrokeRectOp.cpp
index 541c8a5..9495333 100644
--- a/src/gpu/ops/GrStrokeRectOp.cpp
+++ b/src/gpu/ops/GrStrokeRectOp.cpp
@@ -186,7 +186,7 @@
             vertexCount = kVertsPerStrokeRect;
         }
 
-        const GrBuffer* vertexBuffer;
+        sk_sp<const GrBuffer> vertexBuffer;
         int firstVertex;
 
         void* verts =
@@ -215,7 +215,7 @@
 
         GrMesh* mesh = target->allocMesh(primType);
         mesh->setNonIndexedNonInstanced(vertexCount);
-        mesh->setVertexData(vertexBuffer, firstVertex);
+        mesh->setVertexData(std::move(vertexBuffer), firstVertex);
         auto pipe = fHelper.makePipeline(target);
         target->draw(std::move(gp), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
     }
@@ -474,10 +474,15 @@
 
     sk_sp<const GrBuffer> indexBuffer =
             GetIndexBuffer(target->resourceProvider(), this->miterStroke());
-    PatternHelper helper(target, GrPrimitiveType::kTriangles, gp->vertexStride(), indexBuffer.get(),
-                         verticesPerInstance, indicesPerInstance, instanceCount);
+    if (!indexBuffer) {
+        SkDebugf("Could not allocate indices\n");
+        return;
+    }
+    PatternHelper helper(target, GrPrimitiveType::kTriangles, gp->vertexStride(),
+                         std::move(indexBuffer), verticesPerInstance, indicesPerInstance,
+                         instanceCount);
     GrVertexWriter vertices{ helper.vertices() };
-    if (!vertices.fPtr || !indexBuffer) {
+    if (!vertices.fPtr) {
         SkDebugf("Could not allocate vertices\n");
         return;
     }
diff --git a/src/gpu/ops/GrTessellatingPathRenderer.cpp b/src/gpu/ops/GrTessellatingPathRenderer.cpp
index 3690c7c..7dbfa6b 100644
--- a/src/gpu/ops/GrTessellatingPathRenderer.cpp
+++ b/src/gpu/ops/GrTessellatingPathRenderer.cpp
@@ -77,8 +77,9 @@
     }
     void* lock(int vertexCount) override {
         size_t size = vertexCount * stride();
-        fVertexBuffer.reset(fResourceProvider->createBuffer(
-            size, kVertex_GrBufferType, kStatic_GrAccessPattern, GrResourceProvider::Flags::kNone));
+        fVertexBuffer =
+                fResourceProvider->createBuffer(size, kVertex_GrBufferType, kStatic_GrAccessPattern,
+                                                GrResourceProvider::Flags::kNone);
         if (!fVertexBuffer.get()) {
             return nullptr;
         }
@@ -98,7 +99,8 @@
         }
         fVertices = nullptr;
     }
-    GrBuffer* vertexBuffer() { return fVertexBuffer.get(); }
+    sk_sp<GrBuffer> detachVertexBuffer() { return std::move(fVertexBuffer); }
+
 private:
     sk_sp<GrBuffer> fVertexBuffer;
     GrResourceProvider* fResourceProvider;
@@ -122,11 +124,12 @@
         fTarget->putBackVertices(fVertexCount - actualCount, stride());
         fVertices = nullptr;
     }
-    const GrBuffer* vertexBuffer() const { return fVertexBuffer; }
+    sk_sp<const GrBuffer> detachVertexBuffer() const { return std::move(fVertexBuffer); }
     int firstVertex() const { return fFirstVertex; }
+
 private:
     GrMeshDrawOp::Target* fTarget;
-    const GrBuffer* fVertexBuffer;
+    sk_sp<const GrBuffer> fVertexBuffer;
     int fVertexCount;
     int fFirstVertex;
     void* fVertices;
@@ -263,7 +266,8 @@
         SkScalar tol = GrPathUtils::kDefaultTolerance;
         tol = GrPathUtils::scaleToleranceToSrc(tol, fViewMatrix, fShape.bounds());
         if (cache_match(cachedVertexBuffer.get(), tol, &actualCount)) {
-            this->drawVertices(target, std::move(gp), cachedVertexBuffer.get(), 0, actualCount);
+            this->drawVertices(target, std::move(gp), std::move(cachedVertexBuffer), 0,
+                               actualCount);
             return;
         }
 
@@ -282,13 +286,15 @@
         if (count == 0) {
             return;
         }
-        this->drawVertices(target, std::move(gp), allocator.vertexBuffer(), 0, count);
+        sk_sp<GrBuffer> vb = allocator.detachVertexBuffer();
         TessInfo info;
         info.fTolerance = isLinear ? 0 : tol;
         info.fCount = count;
-        key.setCustomData(SkData::MakeWithCopy(&info, sizeof(info)));
-        rp->assignUniqueKeyToResource(key, allocator.vertexBuffer());
         fShape.addGenIDChangeListener(sk_make_sp<PathInvalidator>(key, target->contextUniqueID()));
+        key.setCustomData(SkData::MakeWithCopy(&info, sizeof(info)));
+        rp->assignUniqueKeyToResource(key, vb.get());
+
+        this->drawVertices(target, std::move(gp), std::move(vb), 0, count);
     }
 
     void drawAA(Target* target, sk_sp<const GrGeometryProcessor> gp, size_t vertexStride) {
@@ -307,8 +313,8 @@
         if (count == 0) {
             return;
         }
-        this->drawVertices(target, std::move(gp), allocator.vertexBuffer(), allocator.firstVertex(),
-                           count);
+        this->drawVertices(target, std::move(gp), allocator.detachVertexBuffer(),
+                           allocator.firstVertex(), count);
     }
 
     void onPrepareDraws(Target* target) override {
@@ -351,12 +357,12 @@
         }
     }
 
-    void drawVertices(Target* target, sk_sp<const GrGeometryProcessor> gp, const GrBuffer* vb,
+    void drawVertices(Target* target, sk_sp<const GrGeometryProcessor> gp, sk_sp<const GrBuffer> vb,
                       int firstVertex, int count) {
         GrMesh* mesh = target->allocMesh(TESSELLATOR_WIREFRAME ? GrPrimitiveType::kLines
                                                                : GrPrimitiveType::kTriangles);
         mesh->setNonIndexedNonInstanced(count);
-        mesh->setVertexData(vb, firstVertex);
+        mesh->setVertexData(std::move(vb), firstVertex);
         auto pipe = fHelper.makePipeline(target);
         target->draw(std::move(gp), pipe.fPipeline, pipe.fFixedDynamicState, mesh);
     }
diff --git a/src/gpu/ops/GrTextureOp.cpp b/src/gpu/ops/GrTextureOp.cpp
index e3594d3..a5f7c58 100644
--- a/src/gpu/ops/GrTextureOp.cpp
+++ b/src/gpu/ops/GrTextureOp.cpp
@@ -396,7 +396,7 @@
         size_t vertexSize = gp->vertexStride();
 
         GrMesh* meshes = target->allocMeshes(numProxies);
-        const GrBuffer* vbuffer;
+        sk_sp<const GrBuffer> vbuffer;
         int vertexOffsetInBuffer = 0;
         int numQuadVerticesLeft = numTotalQuads * vertexSpec.verticesPerQuad();
         int numAllocatedVertices = 0;
diff --git a/src/gpu/vk/GrVkBuffer.cpp b/src/gpu/vk/GrVkBuffer.cpp
index f8c120d..2ce5d8b 100644
--- a/src/gpu/vk/GrVkBuffer.cpp
+++ b/src/gpu/vk/GrVkBuffer.cpp
@@ -203,8 +203,8 @@
         if (size <= 65536 && 0 == (size & 0x3)) {
             gpu->updateBuffer(this, fMapPtr, this->offset(), size);
         } else {
-            GrVkTransferBuffer* transferBuffer =
-                    GrVkTransferBuffer::Create(gpu, size, GrVkBuffer::kCopyRead_Type);
+            sk_sp<GrVkTransferBuffer> transferBuffer =
+                    GrVkTransferBuffer::Make(gpu, size, GrVkBuffer::kCopyRead_Type);
             if (!transferBuffer) {
                 return;
             }
@@ -213,8 +213,7 @@
             memcpy (buffer, fMapPtr, size);
             transferBuffer->unmap();
 
-            gpu->copyBuffer(transferBuffer, this, 0, this->offset(), size);
-            transferBuffer->unref();
+            gpu->copyBuffer(transferBuffer.get(), this, 0, this->offset(), size);
         }
         this->addMemoryBarrier(gpu,
                                VK_ACCESS_TRANSFER_WRITE_BIT,
diff --git a/src/gpu/vk/GrVkCopyManager.cpp b/src/gpu/vk/GrVkCopyManager.cpp
index 09fe216..a41d2b6 100644
--- a/src/gpu/vk/GrVkCopyManager.cpp
+++ b/src/gpu/vk/GrVkCopyManager.cpp
@@ -137,7 +137,7 @@
         1, 0,
         1, 1
     };
-    fVertexBuffer.reset(GrVkVertexBuffer::Create(gpu, sizeof(vdata), false));
+    fVertexBuffer = GrVkVertexBuffer::Make(gpu, sizeof(vdata), false);
     SkASSERT(fVertexBuffer.get());
     fVertexBuffer->updateData(vdata, sizeof(vdata));
 
diff --git a/src/gpu/vk/GrVkGpu.cpp b/src/gpu/vk/GrVkGpu.cpp
index 0c0c5cd..2f66805 100644
--- a/src/gpu/vk/GrVkGpu.cpp
+++ b/src/gpu/vk/GrVkGpu.cpp
@@ -343,29 +343,29 @@
 }
 
 ///////////////////////////////////////////////////////////////////////////////
-GrBuffer* GrVkGpu::onCreateBuffer(size_t size, GrBufferType type, GrAccessPattern accessPattern,
-                                  const void* data) {
-    GrBuffer* buff;
+sk_sp<GrBuffer> GrVkGpu::onCreateBuffer(size_t size, GrBufferType type,
+                                        GrAccessPattern accessPattern, const void* data) {
+    sk_sp<GrBuffer> buff;
     switch (type) {
         case kVertex_GrBufferType:
             SkASSERT(kDynamic_GrAccessPattern == accessPattern ||
                      kStatic_GrAccessPattern == accessPattern);
-            buff = GrVkVertexBuffer::Create(this, size, kDynamic_GrAccessPattern == accessPattern);
+            buff = GrVkVertexBuffer::Make(this, size, kDynamic_GrAccessPattern == accessPattern);
             break;
         case kIndex_GrBufferType:
             SkASSERT(kDynamic_GrAccessPattern == accessPattern ||
                      kStatic_GrAccessPattern == accessPattern);
-            buff = GrVkIndexBuffer::Create(this, size, kDynamic_GrAccessPattern == accessPattern);
+            buff = GrVkIndexBuffer::Make(this, size, kDynamic_GrAccessPattern == accessPattern);
             break;
         case kXferCpuToGpu_GrBufferType:
             SkASSERT(kDynamic_GrAccessPattern == accessPattern ||
                      kStream_GrAccessPattern == accessPattern);
-            buff = GrVkTransferBuffer::Create(this, size, GrVkBuffer::kCopyRead_Type);
+            buff = GrVkTransferBuffer::Make(this, size, GrVkBuffer::kCopyRead_Type);
             break;
         case kXferGpuToCpu_GrBufferType:
             SkASSERT(kDynamic_GrAccessPattern == accessPattern ||
                      kStream_GrAccessPattern == accessPattern);
-            buff = GrVkTransferBuffer::Create(this, size, GrVkBuffer::kCopyWrite_Type);
+            buff = GrVkTransferBuffer::Make(this, size, GrVkBuffer::kCopyWrite_Type);
             break;
         case kDrawIndirect_GrBufferType:
             SK_ABORT("DrawIndirect Buffers not supported  in vulkan backend.");
@@ -672,8 +672,8 @@
     }
 
     // allocate buffer to hold our mip data
-    GrVkTransferBuffer* transferBuffer =
-                   GrVkTransferBuffer::Create(this, combinedBufferSize, GrVkBuffer::kCopyRead_Type);
+    sk_sp<GrVkTransferBuffer> transferBuffer =
+            GrVkTransferBuffer::Make(this, combinedBufferSize, GrVkBuffer::kCopyRead_Type);
     if (!transferBuffer) {
         return false;
     }
@@ -762,12 +762,11 @@
 
     // Copy the buffer to the image
     fCurrentCmdBuffer->copyBufferToImage(this,
-                                         transferBuffer,
+                                         transferBuffer.get(),
                                          uploadTexture,
                                          VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
                                          regions.count(),
                                          regions.begin());
-    transferBuffer->unref();
 
     // If we copied the data into a temporary image first, copy that image into our main texture
     // now.
@@ -842,8 +841,8 @@
     }
 
     // allocate buffer to hold our mip data
-    GrVkTransferBuffer* transferBuffer =
-        GrVkTransferBuffer::Create(this, combinedBufferSize, GrVkBuffer::kCopyRead_Type);
+    sk_sp<GrVkTransferBuffer> transferBuffer =
+            GrVkTransferBuffer::Make(this, combinedBufferSize, GrVkBuffer::kCopyRead_Type);
     if (!transferBuffer) {
         return false;
     }
@@ -898,12 +897,11 @@
 
     // Copy the buffer to the image
     fCurrentCmdBuffer->copyBufferToImage(this,
-                                         transferBuffer,
+                                         transferBuffer.get(),
                                          uploadTexture,
                                          VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
                                          regions.count(),
                                          regions.begin());
-    transferBuffer->unref();
 
     if (1 == mipLevelCount) {
         tex->texturePriv().markMipMapsDirty();
@@ -2152,10 +2150,11 @@
 
     size_t transBufferRowBytes = bpp * region.imageExtent.width;
     size_t imageRows = region.imageExtent.height;
-    GrVkTransferBuffer* transferBuffer =
+    auto transferBuffer = sk_sp<GrVkTransferBuffer>(
             static_cast<GrVkTransferBuffer*>(this->createBuffer(transBufferRowBytes * imageRows,
                                                                 kXferGpuToCpu_GrBufferType,
-                                                                kStream_GrAccessPattern));
+                                                                kStream_GrAccessPattern)
+                                                     .release()));
 
     // Copy the image to a buffer so we can map it to cpu memory
     region.bufferOffset = transferBuffer->offset();
@@ -2166,7 +2165,7 @@
     fCurrentCmdBuffer->copyImageToBuffer(this,
                                          image,
                                          VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
-                                         transferBuffer,
+                                         transferBuffer.get(),
                                          1,
                                          &region);
 
@@ -2193,7 +2192,6 @@
     SkRectMemcpy(buffer, rowBytes, mappedMemory, transBufferRowBytes, tightRowBytes, height);
 
     transferBuffer->unmap();
-    transferBuffer->unref();
     return true;
 }
 
diff --git a/src/gpu/vk/GrVkGpu.h b/src/gpu/vk/GrVkGpu.h
index 7888557..944126a 100644
--- a/src/gpu/vk/GrVkGpu.h
+++ b/src/gpu/vk/GrVkGpu.h
@@ -198,8 +198,8 @@
     sk_sp<GrRenderTarget> onWrapVulkanSecondaryCBAsRenderTarget(const SkImageInfo&,
                                                                 const GrVkDrawableInfo&) override;
 
-    GrBuffer* onCreateBuffer(size_t size, GrBufferType type, GrAccessPattern,
-                             const void* data) override;
+    sk_sp<GrBuffer> onCreateBuffer(size_t size, GrBufferType type, GrAccessPattern,
+                                   const void* data) override;
 
     bool onReadPixels(GrSurface* surface, int left, int top, int width, int height, GrColorType,
                       void* buffer, size_t rowBytes) override;
diff --git a/src/gpu/vk/GrVkIndexBuffer.cpp b/src/gpu/vk/GrVkIndexBuffer.cpp
index e56a525..cf4fe98 100644
--- a/src/gpu/vk/GrVkIndexBuffer.cpp
+++ b/src/gpu/vk/GrVkIndexBuffer.cpp
@@ -16,7 +16,7 @@
     this->registerWithCache(SkBudgeted::kYes);
 }
 
-GrVkIndexBuffer* GrVkIndexBuffer::Create(GrVkGpu* gpu, size_t size, bool dynamic) {
+sk_sp<GrVkIndexBuffer> GrVkIndexBuffer::Make(GrVkGpu* gpu, size_t size, bool dynamic) {
     GrVkBuffer::Desc desc;
     desc.fDynamic = dynamic;
     desc.fType = GrVkBuffer::kIndex_Type;
@@ -32,7 +32,7 @@
     if (!buffer) {
         bufferResource->unref(gpu);
     }
-    return buffer;
+    return sk_sp<GrVkIndexBuffer>(buffer);
 }
 
 void GrVkIndexBuffer::onRelease() {
diff --git a/src/gpu/vk/GrVkIndexBuffer.h b/src/gpu/vk/GrVkIndexBuffer.h
index cd945ac5..ab5c349 100644
--- a/src/gpu/vk/GrVkIndexBuffer.h
+++ b/src/gpu/vk/GrVkIndexBuffer.h
@@ -16,7 +16,7 @@
 class GrVkIndexBuffer : public GrBuffer, public GrVkBuffer {
 
 public:
-    static GrVkIndexBuffer* Create(GrVkGpu* gpu, size_t size, bool dynamic);
+    static sk_sp<GrVkIndexBuffer> Make(GrVkGpu* gpu, size_t size, bool dynamic);
 
 protected:
     void onAbandon() override;
diff --git a/src/gpu/vk/GrVkTransferBuffer.cpp b/src/gpu/vk/GrVkTransferBuffer.cpp
index 9adfeaf..cb98d2b 100644
--- a/src/gpu/vk/GrVkTransferBuffer.cpp
+++ b/src/gpu/vk/GrVkTransferBuffer.cpp
@@ -9,8 +9,8 @@
 #include "GrVkGpu.h"
 #include "SkTraceMemoryDump.h"
 
-
-GrVkTransferBuffer* GrVkTransferBuffer::Create(GrVkGpu* gpu, size_t size, GrVkBuffer::Type type) {
+sk_sp<GrVkTransferBuffer> GrVkTransferBuffer::Make(GrVkGpu* gpu, size_t size,
+                                                   GrVkBuffer::Type type) {
     GrVkBuffer::Desc desc;
     desc.fDynamic = true;
     SkASSERT(GrVkBuffer::kCopyRead_Type == type || GrVkBuffer::kCopyWrite_Type == type);
@@ -26,7 +26,7 @@
     if (!buffer) {
         bufferResource->unref(gpu);
     }
-    return buffer;
+    return sk_sp<GrVkTransferBuffer>(buffer);
 }
 
 GrVkTransferBuffer::GrVkTransferBuffer(GrVkGpu* gpu, const GrVkBuffer::Desc& desc,
diff --git a/src/gpu/vk/GrVkTransferBuffer.h b/src/gpu/vk/GrVkTransferBuffer.h
index af9ed1b..036f4f7 100644
--- a/src/gpu/vk/GrVkTransferBuffer.h
+++ b/src/gpu/vk/GrVkTransferBuffer.h
@@ -17,7 +17,7 @@
 class GrVkTransferBuffer : public GrBuffer, public GrVkBuffer {
 
 public:
-    static GrVkTransferBuffer* Create(GrVkGpu* gpu, size_t size, GrVkBuffer::Type type);
+    static sk_sp<GrVkTransferBuffer> Make(GrVkGpu* gpu, size_t size, GrVkBuffer::Type type);
 
 protected:
     void onAbandon() override;
diff --git a/src/gpu/vk/GrVkVertexBuffer.cpp b/src/gpu/vk/GrVkVertexBuffer.cpp
index de7f3c2..d94f11d 100644
--- a/src/gpu/vk/GrVkVertexBuffer.cpp
+++ b/src/gpu/vk/GrVkVertexBuffer.cpp
@@ -16,7 +16,7 @@
     this->registerWithCache(SkBudgeted::kYes);
 }
 
-GrVkVertexBuffer* GrVkVertexBuffer::Create(GrVkGpu* gpu, size_t size, bool dynamic) {
+sk_sp<GrVkVertexBuffer> GrVkVertexBuffer::Make(GrVkGpu* gpu, size_t size, bool dynamic) {
     GrVkBuffer::Desc desc;
     desc.fDynamic = dynamic;
     desc.fType = GrVkBuffer::kVertex_Type;
@@ -31,7 +31,7 @@
     if (!buffer) {
         bufferResource->unref(gpu);
     }
-    return buffer;
+    return sk_sp<GrVkVertexBuffer>(buffer);
 }
 
 void GrVkVertexBuffer::onRelease() {
diff --git a/src/gpu/vk/GrVkVertexBuffer.h b/src/gpu/vk/GrVkVertexBuffer.h
index cae781e..af65a7e 100644
--- a/src/gpu/vk/GrVkVertexBuffer.h
+++ b/src/gpu/vk/GrVkVertexBuffer.h
@@ -15,7 +15,7 @@
 
 class GrVkVertexBuffer : public GrBuffer, public GrVkBuffer {
 public:
-    static GrVkVertexBuffer* Create(GrVkGpu* gpu, size_t size, bool dynamic);
+    static sk_sp<GrVkVertexBuffer> Make(GrVkGpu* gpu, size_t size, bool dynamic);
 
 protected:
     void onAbandon() override;