Update Clang for 3.5 rebase (r209713).

Change-Id: I8c9133b0f8f776dc915f270b60f94962e771bc83
Merge "Update Clang for 3.5 rebase (r209713)."
auto-merger: merge in from aosp/master
Switch name from tblgen -> llvm-tblgen for consistency with upstream Clang.

Change-Id: I7735fd88104ff95001dd5f88a1c387df9af993ad
Merge "Switch name from tblgen -> llvm-tblgen for consistency with upstream Clang."
Missed one TBLGEN update.

Change-Id: Iab209a19d29cf0e4ad62e3762238f1249416758c
Merge "Missed one TBLGEN update."
Fix AArch64 rename from LLVM.

Change-Id: I9346fca47c5b3c466c8a594b3f3912a817ca8dea
Merge "Fix AArch64 rename from LLVM."
auto-merger: merge in from aosp/master