Add tracing of all memory allocated in all contexts

webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc

Index: webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc
diff --git a/webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc b/webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc
index b6b67a893102ddf6a7a8e674e7f61ad0c7548ee4..e3867f513a4c5419977399cf5fc69b58d0e1a3dd 100644
--- a/webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc
+++ b/webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc
@@ -414,7 +414,7 @@ bool GLInProcessContext::Initialize(const gfx::Size& size,
   bool bind_generates_resource = false;
   decoder_.reset(::gpu::gles2::GLES2Decoder::Create(context_group ?
       context_group->decoder_->GetContextGroup() :
-          new ::gpu::gles2::ContextGroup(NULL, bind_generates_resource)));
+          new ::gpu::gles2::ContextGroup(NULL, NULL, bind_generates_resource)));
 
   gpu_scheduler_.reset(new GpuScheduler(command_buffer_.get(),
                                         decoder_.get(),