Statically link the CRT so that clang-cl can run in wine on goma
Statically link the CRT so that clang-cl can run in wine on goma

Now we have these deps:
$ dumpbin /dependents third_party\llvm-bootstrap\bin\clang-cl.exe
...
    SHELL32.dll
    KERNEL32.dll
    ADVAPI32.dll

R=hans@chromium.org
BUG=597854
NOTRY=True

Review URL: https://codereview.chromium.org/1832113002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#383311}

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