Revert "Optionally compress V8 code cache data with snappy."

This reverts commit dd138e54138a00f80fa1547bb3b4922aa02ad335, aka r185305.

Speculative revert to fix Android AOSP build breakage: http://build.chromium.org/p/tryserver.chromium.linux/builders/android_aosp/builds/33131/steps/compile/logs/stdio.

TBR=yangguo,jochen@chromium.org,vogelheim
BUG=

Review URL: https://codereview.chromium.org/721373002

git-svn-id: svn://svn.chromium.org/blink/trunk@185314 bbb929c8-8fbe-4397-9dbb-9b2b20218538