[PATCH] Move options from MergedLoadStoreMotion to PassManagerBuilder

[Chad Rosier]

================
Comment at: lib/Transforms/IPO/PassManagerBuilder.cpp:75
@@ +74,3 @@
+EnableMLSM("mlsm", cl::desc("Enable motion of merged load and store"),
+           cl::init(true));
+
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This should also be a hidden option (i.e., add 'cl::Hidden').

http://reviews.llvm.org/D5299