Add an API to figure out whether a breakpoint is internal or not.

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@164648 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/scripts/Python/interface/SBBreakpoint.i b/scripts/Python/interface/SBBreakpoint.i
index 0e9a80c..414936f 100644
--- a/scripts/Python/interface/SBBreakpoint.i
+++ b/scripts/Python/interface/SBBreakpoint.i
@@ -118,6 +118,9 @@
 
     bool
     IsEnabled ();
+    
+    bool
+    IsInternal ();
 
     uint32_t
     GetHitCount () const;