Fix mojo_runner hang on Windows with component build.
Fix mojo_runner hang on Windows with component build.

For some reason reinitializing base, and icu, ends up hanging in Windows loader lock.

Now
mojo_runner.exe  --gtest_list_tests mojo:clipboard_apptests
doesn't hang with component builds on Windows.

Review URL: https://codereview.chromium.org/1512213003

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#364417}

axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk