Fix skia ganesh resources leak.

webkit/common/gpu/grcontext_for_webgraphicscontext3d.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "webkit/common/gpu/grcontext_for_webgraphicscontext3d.h"
 
 #include "base/debug/trace_event.h"
 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
 #include "third_party/skia/include/gpu/GrContext.h"
 #include "third_party/skia/include/gpu/gl/GrGLInterface.h"
@@ skipping 25 matching lines @@
       kOpenGL_GrBackend,
       reinterpret_cast<GrBackendContext>(interface.get())));
   if (!gr_context_)
     return;
 
   bool nonzero_allocation = true;
   SetMemoryLimit(nonzero_allocation);
 }
 
 GrContextForWebGraphicsContext3D::~GrContextForWebGraphicsContext3D() {
+}
+
+void GrContextForWebGraphicsContext3D::OnLostContext() {
   if (gr_context_)
-    gr_context_->contextDestroyed();
+    gr_context_->contextLost();
 }
 
 void GrContextForWebGraphicsContext3D::SetMemoryLimit(bool nonzero_allocation) {
   if (!gr_context_)
     return;
 
   if (nonzero_allocation) {
     // The limit of the number of textures we hold in the GrContext's
     // bitmap->texture cache.
     static const int kMaxGaneshTextureCacheCount = 2048;
     // The limit of the bytes allocated toward textures in the GrContext's
     // bitmap->texture cache.
     static const size_t kMaxGaneshTextureCacheBytes = 96 * 1024 * 1024;
 
     gr_context_->setTextureCacheLimits(
         kMaxGaneshTextureCacheCount, kMaxGaneshTextureCacheBytes);
   } else {
     TRACE_EVENT_INSTANT0("gpu", "GrContext::freeGpuResources", \
         TRACE_EVENT_SCOPE_THREAD);
     gr_context_->freeGpuResources();
     gr_context_->setTextureCacheLimits(0, 0);
   }
 }
 
 }  // namespace gpu
 }  // namespace webkit