llvm-mc: Add MCContext to MCAssembler.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80572 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCAssembler.cpp b/lib/MC/MCAssembler.cpp
index 0d9b540..fe3d2d1 100644
--- a/lib/MC/MCAssembler.cpp
+++ b/lib/MC/MCAssembler.cpp
@@ -940,9 +940,8 @@
 
 /* *** */
 
-MCAssembler::MCAssembler(raw_ostream &_OS)
-  : OS(_OS),
-    SubsectionsViaSymbols(false)
+MCAssembler::MCAssembler(MCContext &_Context, raw_ostream &_OS)
+  : Context(_Context), OS(_OS), SubsectionsViaSymbols(false)
 {
 }