Added logging in PolicyBase::AddRule.

sandbox/win/src/sandbox_policy_base.h

Index: sandbox/win/src/sandbox_policy_base.h
diff --git a/sandbox/win/src/sandbox_policy_base.h b/sandbox/win/src/sandbox_policy_base.h
index 952df0d0fa5b31ccbd9554ae647823f8f6618588..9ba8d2729c78fc3d0d9616e3ef6a6c2262f06eb1 100644
--- a/sandbox/win/src/sandbox_policy_base.h
+++ b/sandbox/win/src/sandbox_policy_base.h
@@ -115,6 +115,10 @@ class PolicyBase : public Dispatcher, public TargetPolicy {
   // Sets up the handle closer for a new target.
   bool SetupHandleCloser(TargetProcess* target);
 
+  ResultCode AddRuleInternal(SubSystem subsystem,
+                             Semantics semantics,
+                             const wchar_t* pattern);
+
   // This lock synchronizes operations on the targets_ collection.
   CRITICAL_SECTION lock_;
   // Maintains the list of target process associated with this policy.