Merge lldb-platform and lldb-gdbserver into a single binary

This commit merges lldb-platform and lldb-gdbserver into a single binary
of the same size as each of the previous individual binaries. Execution
mode is controlled by the first argument being either platform or
gdbserver.

Patch from: flackr <flackr@google.com>

Differential revision: http://reviews.llvm.org/D7545

llvm-svn: 229683
diff --git a/lldb/test/tools/lldb-gdbserver/gdbremote_testcase.py b/lldb/test/tools/lldb-gdbserver/gdbremote_testcase.py
index d4c0d41..d2dc805 100644
--- a/lldb/test/tools/lldb-gdbserver/gdbremote_testcase.py
+++ b/lldb/test/tools/lldb-gdbserver/gdbremote_testcase.py
@@ -139,7 +139,7 @@
             self.skipTest("lldb_gdbserver exe not found")
         dname = os.path.join(os.environ["LLDB_TEST"],
                              os.environ["LLDB_SESSION_DIRNAME"])
-        self.debug_monitor_extra_args = " -c 'log enable -T -f {}/process-{}.log lldb break process thread' -c 'log enable -T -f {}/packets-{}.log gdb-remote packets'".format(dname, self.id(), dname, self.id())
+        self.debug_monitor_extra_args = " gdbserver -c 'log enable -T -f {}/process-{}.log lldb break process thread' -c 'log enable -T -f {}/packets-{}.log gdb-remote packets'".format(dname, self.id(), dname, self.id())
         if use_named_pipe:
             (self.named_pipe_path, self.named_pipe, self.named_pipe_fd) = self.create_named_pipe()