Add onMemoryDump to GrContext

src/gpu/gl/GrGLVertexBuffer.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrGLVertexBuffer.h"
 #include "GrGLGpu.h"
+#include "SkTraceMemoryDump.h"
 
 GrGLVertexBuffer::GrGLVertexBuffer(GrGLGpu* gpu, const Desc& desc)
     : INHERITED(gpu, desc.fSizeInBytes, desc.fDynamic, 0 == desc.fID)
     , fImpl(gpu, desc, GR_GL_ARRAY_BUFFER) {
     this->registerWithCache();
 }
 
 void GrGLVertexBuffer::onRelease() {
     if (!this->wasDestroyed()) {
         fImpl.release(this->getGpuGL());
@@ skipping 21 matching lines @@
     }
 }
 
 bool GrGLVertexBuffer::onUpdateData(const void* src, size_t srcSizeInBytes) {
     if (!this->wasDestroyed()) {
         return fImpl.updateData(this->getGpuGL(), src, srcSizeInBytes);
     } else {
         return false;
     }
 }
+
+void GrGLVertexBuffer::setMemoryBacking(SkTraceMemoryDump* traceMemoryDump,
+                                        const SkString& dumpName) const {
+    SkString buffer_id;
+    buffer_id.appendU32(this->bufferID());
+    traceMemoryDump->setMemoryBacking(dumpName.c_str(), "gl_buffer",
+                                      buffer_id.c_str());
+}