[PATCH] [lsan] [mips] adding support of lsan for mips64/mips64el arch

[Kumar Sukhani]

And compiler-rt master build is not clean, I am getting following failures on x86_64:

Failing Tests (14):
    AddressSanitizer32 :: TestCases/Linux/interface_symbols_linux.c
    AddressSanitizer32 :: TestCases/default_blacklist.cc
    AddressSanitizer32 :: TestCases/lsan_annotations.cc
    AddressSanitizer64 :: TestCases/Linux/interface_symbols_linux.c
    AddressSanitizer64 :: TestCases/default_blacklist.cc
    DataFlowSanitizer :: basic.c
    DataFlowSanitizer :: custom.cc
    DataFlowSanitizer :: dump_labels.c
    DataFlowSanitizer :: fncall.c
    DataFlowSanitizer :: label_count.c
    DataFlowSanitizer :: propagate.c
    DataFlowSanitizer :: vararg.c
    DataFlowSanitizer :: write_callback.c
    MemorySanitizer :: default_blacklist.cc

  Expected Passes    : 708
  Expected Failures  : 15
  Unsupported Tests  : 194
  Unexpected Failures: 14

http://reviews.llvm.org/D5616