Revert 255192 "Move TranslateManager unit tests out of the brows..."

> Move TranslateManager unit tests out of the browser_tests target.
> 
> These are unit tests so they should be in the unit_tests target. A
> TODO says this did not work before, but they appear to pass as unit
> tests now, so this is just a code move.
> 
> R=sky
> BUG=270918
> 
> Review URL: https://codereview.chromium.org/186063007

TBR=danakj@chromium.org

Test is failing on Linux memory bot. If this is passing on main waterfall, it may be due to sharding
and this test may have some global state that previous test didn't cleanup

TranslateManagerRenderViewHostTest.FetchLanguagesFromTranslateServer: 
Xlib:  extension "RANDR" missing on display ":9".
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:319: Failure
Value of: fetcher != NULL
Actual: false
Expected: true
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:319: Failure
Value of: fetcher != NULL
Actual: false
Expected: true
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:662: Failure
Value of: current_supported_languages.size()
Actual: 54
Expected: server_languages.size() - 1
Which is: 7
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:671: Failure
Expected: (current_supported_languages.end()) != (std::find(current_supported_languages.begin(), current_supported_languages.end(), lang)), actual: 8-byte object <A0-1F 23-17 00-00 00-00> vs 8-byte object <A0-1F 23-17 00-00 00-00>
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:675: Failure
Value of: is_alpha
Actual: true
Expected: TranslateDownloadManager::IsAlphaLanguage(lang)
Which is: false
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:671: Failure
Expected: (current_supported_languages.end()) != (std::find(current_supported_languages.begin(), current_supported_languages.end(), lang)), actual: 8-byte object <A0-1F 23-17 00-00 00-00> vs 8-byte object <A0-1F 23-17 00-00 00-00>
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:671: Failure
Expected: (current_supported_languages.end()) != (std::find(current_supported_languages.begin(), current_supported_languages.end(), lang)), actual: 8-byte object <A0-1F 23-17 00-00 00-00> vs 8-byte object <A0-1F 23-17 00-00 00-00>
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:671: Failure
Expected: (current_supported_languages.end()) != (std::find(current_supported_languages.begin(), current_supported_languages.end(), lang)), actual: 8-byte object <A0-1F 23-17 00-00 00-00> vs 8-byte object <A0-1F 23-17 00-00 00-00>
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:671: Failure
Expected: (current_supported_languages.end()) != (std::find(current_supported_languages.begin(), current_supported_languages.end(), lang)), actual: 8-byte object <A0-1F 23-17 00-00 00-00> vs 8-byte object <A0-1F 23-17 00-00 00-00>
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:675: Failure
Value of: is_alpha
Actual: true
Expected: TranslateDownloadManager::IsAlphaLanguage(lang)
Which is: false
../../chrome/browser/translate/translate_manager_render_view_host_unittest.cc:671: Failure
Expected: (current_supported_languages.end()) != (std::find(current_supported_languages.begin(), current_supported_languages.end(), lang)), actual: 8-byte object <A0-1F 23-17 00-00 00-00> vs 8-byte object <A0-1F 23-17 00-00 00-00>

Review URL: https://codereview.chromium.org/188553002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@255312 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 255312