Don't crash when we build with python enabled, yet we don't link in the lldb::SB* API layer. 

Previously the lldb-platform and lldb-gdbserver would crash.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@201872 91177308-0d34-0410-b5e6-96231b3b80d8
Remove the packet speed lines that were "#if 0"'ed out.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@201873 91177308-0d34-0410-b5e6-96231b3b80d8
Add support for the qSpeedTest packet so we can test packet speeds and data throughput.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@201874 91177308-0d34-0410-b5e6-96231b3b80d8
Improved the GDBRemoteCommunicationClient::TestPacketSpeed() function so it tests how long it takes to send a 4MB buffer from the REMOTE GDB server to LLDB.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@201875 91177308-0d34-0410-b5e6-96231b3b80d8