Remove wrong dependencies of components_browsertests_apk
Remove wrong dependencies of components_browsertests_apk

Both content_icudata and content_v8_external_data copy files
to content_shell assets directory, it is wrong to dependent
on it because it doesn't use copied files

BUG=514883

Review URL: https://codereview.chromium.org/1378743003

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#352892}

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