message: Use ChangeStd{in,out}ToBinary
diff: @@ -9,6 +9,7 @@ using namespace ccls;
  #include <llvm/Support/CommandLine.h>
  #include <llvm/Support/Process.h>
  +#include <llvm/Support/Program.h>
  #include <llvm/Support/Signals.h>
  using namespace llvm;
  using namespace llvm::cl;
  @@ -58,15 +59,6 @@ int main(int argc, char** argv) {
  }
  pipeline::Init();
  -
  -#ifdef _WIN32
  - // We need to write to stdout in binary mode because in Windows, writing
  - // \n will implicitly write \r\n. Language server API will ignore a
  - // \r\r\n split request.
  - _setmode(_fileno(stdout), O_BINARY);
  - _setmode(_fileno(stdin), O_BINARY);
  -#endif
  -
  IndexInit();
  bool language_server = true;
  @@ -129,6 +121,8 @@ int main(int argc, char** argv) {
  }
  }
  + sys::ChangeStdinToBinary();
  + sys::ChangeStdoutToBinary();
  // The thread that reads from stdin and dispatchs commands to the main thread.
  pipeline::LaunchStdin();
  // The thread that writes responses from the main thread to stdout.
  