Added a less than operator that will compare the internal opaque pointer values so SBBroadcaster objects can be contained in ordered containers or sorted.

git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@120967 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/API/SBBroadcaster.cpp b/source/API/SBBroadcaster.cpp
index f36a309..5332b93 100644
--- a/source/API/SBBroadcaster.cpp
+++ b/source/API/SBBroadcaster.cpp
@@ -189,3 +189,9 @@
 {
     return m_opaque_ptr != rhs.m_opaque_ptr;
 }
+
+bool
+SBBroadcaster::operator < (const SBBroadcaster &rhs) const
+{
+    return m_opaque_ptr < rhs.m_opaque_ptr;
+}