tools/android/loading: Fixes a bug in chrome_cache.UnzipDirectoryContent
tools/android/loading: Fixes a bug in chrome_cache.UnzipDirectoryContent

os.utime(file_path, ...) modifies modification time of file_path's parent
directories. Therefore we now call os.utime on files and directories that
have longer relative paths first.

BUG=582080

Review URL: https://codereview.chromium.org/1899843006

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#388501}

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