Pepper: Remove trusted plugin loadable module.

remoting/client/plugin/pepper_entrypoints.cc

Index: remoting/client/plugin/pepper_entrypoints.cc
diff --git a/remoting/client/plugin/pepper_entrypoints.cc b/remoting/client/plugin/pepper_entrypoints.cc
index c6923e322a6b084b003f4d83611708e044b99485..70e6ce14c31ec02f832b32526dc2098d7bd99869 100644
--- a/remoting/client/plugin/pepper_entrypoints.cc
+++ b/remoting/client/plugin/pepper_entrypoints.cc
@@ -10,19 +10,10 @@
 #include "ppapi/c/pp_module.h"
 #include "ppapi/c/ppb_instance.h"
 #include "ppapi/cpp/instance.h"
+#include "ppapi/cpp/internal_module.h"
 #include "ppapi/cpp/module.h"
 #include "remoting/client/plugin/chromoting_instance.h"
 
-static pp::Module* g_module_singleton = NULL;
-
-namespace pp {
-
-Module* Module::Get() {
-  return g_module_singleton;
-}
-
-}  // namespace pp
-
 namespace remoting {
 
 class ChromotingModule : public pp::Module {
@@ -46,13 +37,13 @@ int32_t PPP_InitializeModule(PP_Module module_id,
   ChromotingInstance::RegisterLogMessageHandler();
 #endif
 
-  g_module_singleton = module;
+  pp::InternalSetModuleSingleton(module);
   return PP_OK;
 }
 
 void PPP_ShutdownModule() {
   delete pp::Module::Get();
-  g_module_singleton = NULL;
+  pp::InternalSetModuleSingleton(NULL);
 }
 
 const void* PPP_GetInterface(const char* interface_name) {