Add tracking of parcel memory allocations.

Change-Id: I76ffed0e69ccfe70e87d98646f11d4de7c3fd980
diff --git a/libs/binder/Static.cpp b/libs/binder/Static.cpp
index 2062692..b870c34 100644
--- a/libs/binder/Static.cpp
+++ b/libs/binder/Static.cpp
@@ -90,7 +90,13 @@
 
 static LibBinderIPCtStatics gIPCStatics;
 
-// ------------ ServiceManager.cpp
+// ------------ Parcel.cpp
+
+Mutex gParcelGlobalAllocSizeLock;
+size_t gParcelGlobalAllocSize = 0;
+size_t gParcelGlobalAllocCount = 0;
+
+// ------------ IServiceManager.cpp
 
 Mutex gDefaultServiceManagerLock;
 sp<IServiceManager> gDefaultServiceManager;