Add ShareGroup to GLES2Implemenation

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 7d9c0a2d0a4d76d96faf230a791813a1caf5fbf9..9ef133e21a9b8868185e900784b2e1bb31988960 100644
--- a/webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc
+++ b/webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc
@@ -462,6 +462,7 @@ bool GLInProcessContext::Initialize(const gfx::Size& size,
   // Create the object exposing the OpenGL API.
   gles2_implementation_.reset(new GLES2Implementation(
       gles2_helper_.get(),
+      NULL,
       transfer_buffer_.get(),
       true,
       false));