Add an API to pump the message loop to libplatform

include/libplatform/libplatform.h

Index: include/libplatform/libplatform.h
diff --git a/include/libplatform/libplatform.h b/include/libplatform/libplatform.h
index 5867a3268267c3aabadbe8665d13ad0e55520153..6dfa83fcbb4363967432cdd49c23876025686b4c 100644
--- a/include/libplatform/libplatform.h
+++ b/include/libplatform/libplatform.h
@@ -21,6 +21,17 @@ namespace platform {
 v8::Platform* CreateDefaultPlatform(int thread_pool_size = 0);
 
 
+/**
+ * Pumps the message loop for the given isolate.
+ *
+ * The caller has to make sure that this is called from the right thread.
+ * Returns true if a task was executed, and false otherwise. This call does
+ * not block if not task is pending. The |platform| has to be created using

[marja, 2014/07/03 09:26:35]

nit: if *no* task..

+ * |CreateDefaultPlatform|.
+ */
+bool PumpMessageLoop(v8::Platform* platform, v8::Isolate* isolate);
+
+
 }  // namespace platform
 }  // namespace v8