Use std::make_shared in LLDB (NFC)

Unlike std::make_unique, which is only available since C++14,
std::make_shared is available since C++11. Not only is std::make_shared
a lot more readable compared to ::reset(new), it also performs a single
heap allocation for the object and control block.

Differential revision: https://reviews.llvm.org/D57990

llvm-svn: 353764

lldb/tools/debugserver/source/debugserver.cpp

@@ -20,6 +20,8 @@
 #include <sys/sysctl.h>
 #include <sys/types.h>
 #include <sys/un.h>
+
+#include <memory>
 #include <vector>
 
 #if defined(__APPLE__)
@@ -937,7 +939,7 @@ int main(int argc, char *argv[]) {
   sigaddset(&sigset, SIGCHLD);
   sigprocmask(SIG_BLOCK, &sigset, NULL);
 
-  g_remoteSP.reset(new RNBRemote());
+  g_remoteSP = std::make_shared<RNBRemote>();
 
   RNBRemote *remote = g_remoteSP.get();
   if (remote == NULL) {