llvm-mc: MCStreamer cleanups. - Remove EmitLocalSymbol, this is unsupported for now.

- Switch Emit{CommonSymbol,Zerofill} to take alignment in bytes (for consistency).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80484 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCNullStreamer.cpp b/lib/MC/MCNullStreamer.cpp
index fa2aec3..d4ca3d9 100644
--- a/lib/MC/MCNullStreamer.cpp
+++ b/lib/MC/MCNullStreamer.cpp
@@ -41,13 +41,11 @@
 
     virtual void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) {}
 
-    virtual void EmitLocalSymbol(MCSymbol *Symbol, const MCValue &Value) {}
-
     virtual void EmitCommonSymbol(MCSymbol *Symbol, unsigned Size,
-                                  unsigned Pow2Alignment) {}
+                                  unsigned ByteAlignment) {}
 
     virtual void EmitZerofill(const MCSection *Section, MCSymbol *Symbol = 0,
-                              unsigned Size = 0, unsigned Pow2Alignment = 0) {}
+                              unsigned Size = 0, unsigned ByteAlignment = 0) {}
 
     virtual void EmitBytes(const StringRef &Data) {}