Remove an always true argument.

llvm-svn: 208557
diff --git a/llvm/lib/MC/MCMachOStreamer.cpp b/llvm/lib/MC/MCMachOStreamer.cpp
index c103e41..37d05e9 100644
--- a/llvm/lib/MC/MCMachOStreamer.cpp
+++ b/llvm/lib/MC/MCMachOStreamer.cpp
@@ -418,7 +418,7 @@
 }
 
 void MCMachOStreamer::FinishImpl() {
-  EmitFrames(&getAssembler().getBackend(), true);
+  EmitFrames(&getAssembler().getBackend());
 
   // We have to set the fragment atom associations so we can relax properly for
   // Mach-O.