Add a general mechanism to wait on the debugger for Broadcasters of a given class/event bit set.
Use this to allow the lldb Driver to emit notifications for breakpoint modifications.
<rdar://problem/10619974>


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@150665 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Interpreter/CommandInterpreter.cpp b/source/Interpreter/CommandInterpreter.cpp
index 9d6ac25..8b4dc81 100644
--- a/source/Interpreter/CommandInterpreter.cpp
+++ b/source/Interpreter/CommandInterpreter.cpp
@@ -59,13 +59,20 @@
 using namespace lldb;
 using namespace lldb_private;
 
+ConstString &
+CommandInterpreter::GetStaticBroadcasterClass ()
+{
+    static ConstString class_name ("lldb.commandInterpreter");
+    return class_name;
+}
+
 CommandInterpreter::CommandInterpreter
 (
     Debugger &debugger,
     ScriptLanguage script_language,
     bool synchronous_execution
 ) :
-    Broadcaster ("lldb.command-interpreter"),
+    Broadcaster (&debugger, "lldb.command-interpreter"),
     m_debugger (debugger),
     m_synchronous_execution (synchronous_execution),
     m_skip_lldbinit_files (false),
@@ -86,6 +93,8 @@
     SetEventName (eBroadcastBitThreadShouldExit, "thread-should-exit");
     SetEventName (eBroadcastBitResetPrompt, "reset-prompt");
     SetEventName (eBroadcastBitQuitCommandReceived, "quit");
+    
+    CheckInWithManager ();
 }
 
 void