Adding events when watchpoints are set or changed.

<rdar://problem/11597849>

llvm-svn: 170400
diff --git a/lldb/scripts/Python/interface/SBTarget.i b/lldb/scripts/Python/interface/SBTarget.i
index 9685c94..8b23dda 100644
--- a/lldb/scripts/Python/interface/SBTarget.i
+++ b/lldb/scripts/Python/interface/SBTarget.i
@@ -238,7 +238,8 @@
     {
         eBroadcastBitBreakpointChanged  = (1 << 0),
         eBroadcastBitModulesLoaded      = (1 << 1),
-        eBroadcastBitModulesUnloaded    = (1 << 2)
+        eBroadcastBitModulesUnloaded    = (1 << 2),
+        eBroadcastBitWatchpointChanged  = (1 << 3)
     };
 
     //------------------------------------------------------------------