Remove tabs.

llvm-svn: 160475
diff --git a/llvm/lib/CodeGen/MachineBasicBlock.cpp b/llvm/lib/CodeGen/MachineBasicBlock.cpp
index 0719e2b..ecc1e95 100644
--- a/llvm/lib/CodeGen/MachineBasicBlock.cpp
+++ b/llvm/lib/CodeGen/MachineBasicBlock.cpp
@@ -673,7 +673,7 @@
 
   // Inherit live-ins from the successor
   for (MachineBasicBlock::livein_iterator I = Succ->livein_begin(),
-	 E = Succ->livein_end(); I != E; ++I)
+         E = Succ->livein_end(); I != E; ++I)
     NMBB->addLiveIn(*I);
 
   // Update LiveVariables.