Fix unit test to allow repeated successful runs by avoiding a function static variable in tests.

ppapi/shared_impl/ppapi_globals.h

Index: ppapi/shared_impl/ppapi_globals.h
diff --git a/ppapi/shared_impl/ppapi_globals.h b/ppapi/shared_impl/ppapi_globals.h
index 00fb9b16e12ef8e1f9151dca5172a71866fd4ab4..d97b207114b0f40630c4d133bb7fefcff4d8d08b 100644
--- a/ppapi/shared_impl/ppapi_globals.h
+++ b/ppapi/shared_impl/ppapi_globals.h
@@ -8,6 +8,7 @@
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/memory/ref_counted.h"
 #include "base/threading/thread_local.h"  // For testing purposes only.
 #include "ppapi/c/dev/ppb_console_dev.h"
 #include "ppapi/c/pp_instance.h"
@@ -105,7 +106,8 @@ class PPAPI_SHARED_EXPORT PpapiGlobals {
   // Returns the base::MessageLoopProxy for the main thread. Note that this must
   // be called on the main thread the first time so that it can initialize
   // its static data.
-  base::MessageLoopProxy* GetMainThreadMessageLoop();
+  // Virtual for testing.

[brettw, 2012/07/13 16:36:22]

I think you can revert this part.

+  virtual base::MessageLoopProxy* GetMainThreadMessageLoop();
 
   // Returns the command line for the process.
   virtual std::string GetCmdLine() = 0;
@@ -126,6 +128,8 @@ class PPAPI_SHARED_EXPORT PpapiGlobals {
 
   static PpapiGlobals* ppapi_globals_;
 
+  scoped_refptr<base::MessageLoopProxy> message_loop_proxy_;
+
   DISALLOW_COPY_AND_ASSIGN(PpapiGlobals);
 };