NaCl: create a separate namespace for Mojo handles.

shell/native_application_support.cc

Index: shell/native_application_support.cc
diff --git a/shell/native_application_support.cc b/shell/native_application_support.cc
index 49754b439edd818ad993c2fee7c9debad8182b3f..84643d18969ec26f359dc407b574250fff5bdd3f 100644
--- a/shell/native_application_support.cc
+++ b/shell/native_application_support.cc
@@ -14,6 +14,7 @@
 #include "mojo/public/platform/native/gles2_impl_occlusion_query_ext_thunks.h"
 #include "mojo/public/platform/native/gles2_impl_thunks.h"
 #include "mojo/public/platform/native/gles2_thunks.h"
+#include "mojo/public/platform/native/system_impl_private_thunks.h"
 #include "mojo/public/platform/native/system_thunks.h"
 
 namespace mojo {
@@ -66,6 +67,12 @@ bool RunNativeApplication(base::NativeLibrary app_library,
     return false;
   }
 
+  // TODO(ncbray): enforce the private nature of this API, somehow?
+  SetThunks(&MojoMakeSystemImplControlThunksPrivate,
+            "MojoSetSystemImplControlThunksPrivate", app_library);
+  SetThunks(&MojoMakeSystemImplThunksPrivate, "MojoSetSystemImplThunksPrivate",
+            app_library);
+
   if (SetThunks(&MojoMakeGLES2ControlThunks, "MojoSetGLES2ControlThunks",
                 app_library)) {
     // If we have the control thunks, we should also have the GLES2