Fixed the process_events.py example to be able to specify the platform and also use the debugger's listener.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@185027 91177308-0d34-0410-b5e6-96231b3b80d8
Update the platform options help strings.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@185028 91177308-0d34-0410-b5e6-96231b3b80d8
<rdar://problem/14281898>

Much faster way to get dirty size.

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@185033 91177308-0d34-0410-b5e6-96231b3b80d8