Update clang to r339409.

Change-Id: I800772d2d838223be1f6b40d490c4591b937fca2
diff --git a/linux-x64/clang/include/llvm/MC/MCParser/AsmCond.h b/linux-x64/clang/include/llvm/MC/MCParser/AsmCond.h
index 8e7bfc5..a6e0fbd 100644
--- a/linux-x64/clang/include/llvm/MC/MCParser/AsmCond.h
+++ b/linux-x64/clang/include/llvm/MC/MCParser/AsmCond.h
@@ -15,7 +15,7 @@
 /// AsmCond - Class to support conditional assembly
 ///
 /// The conditional assembly feature (.if, .else, .elseif and .endif) is
-/// implemented with AsmCond that tells us what we are in the middle of 
+/// implemented with AsmCond that tells us what we are in the middle of
 /// processing.  Ignore can be either true or false.  When true we are ignoring
 /// the block of code in the middle of a conditional.