Completed the implementation for PPB_Graphics3D interface. Mostly copied from the implementations...

ppapi/proxy/resource_creation_proxy.cc

Index: ppapi/proxy/resource_creation_proxy.cc
===================================================================
--- ppapi/proxy/resource_creation_proxy.cc	(revision 92541)
+++ ppapi/proxy/resource_creation_proxy.cc	(working copy)
@@ -197,6 +197,16 @@
   return 0;
 }
 
+PP_Resource ResourceCreationProxy::CreateGraphics3DRaw(
+    PP_Instance instance,
+    PP_Config3D_Dev config,
+    PP_Resource share_context,
+    const int32_t* attrib_list) {
+  // Not proxied. The raw creation function is used only in the implementation
+  // of the proxy on the host side.
+  return 0;
+}
+
 PP_Resource ResourceCreationProxy::CreateScrollbar(PP_Instance instance,
                                                    PP_Bool vertical) {
   NOTIMPLEMENTED();  // Not proxied yet.