Symbol hygiene: Make sure declarations and definitions match, make helper functions static.

llvm-svn: 166376
diff --git a/llvm/lib/CodeGen/MachineFunctionPrinterPass.cpp b/llvm/lib/CodeGen/MachineFunctionPrinterPass.cpp
index 0102ac7..ed94efb 100644
--- a/llvm/lib/CodeGen/MachineFunctionPrinterPass.cpp
+++ b/llvm/lib/CodeGen/MachineFunctionPrinterPass.cpp
@@ -51,7 +51,7 @@
 char MachineFunctionPrinterPass::ID = 0;
 }
 
-char &MachineFunctionPrinterPassID = MachineFunctionPrinterPass::ID;
+char &llvm::MachineFunctionPrinterPassID = MachineFunctionPrinterPass::ID;
 INITIALIZE_PASS(MachineFunctionPrinterPass, "print-machineinstrs",
                 "Machine Function Printer", false, false)