Add the align_to_end option to .bundle_lock in the MC implementation of aligned
bundling. The document describing this feature and the implementation has also
been updated:

https://sites.google.com/a/chromium.org/dev/nativeclient/pnacl/aligned-bundling-support-in-llvm


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171797 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCObjectStreamer.cpp b/lib/MC/MCObjectStreamer.cpp
index 6d5c0a5..a848615 100644
--- a/lib/MC/MCObjectStreamer.cpp
+++ b/lib/MC/MCObjectStreamer.cpp
@@ -233,7 +233,7 @@
   llvm_unreachable(BundlingNotImplementedMsg);
 }
 
-void MCObjectStreamer::EmitBundleLock() {
+void MCObjectStreamer::EmitBundleLock(bool AlignToEnd) {
   llvm_unreachable(BundlingNotImplementedMsg);
 }