Revert "Add display API Documentations to Doc server"

It was unreviewed, should not have been TBR'd. Also broke the docserver
so reverting rather than figuring out some kind of follow up.

TBR=hongbo.min@intel.com
BUG=none
NOTRY=true

Review URL: https://chromiumcodereview.appspot.com/15891007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@202603 0039d316-1c4b-4281-b951-d872f2087c98

chrome/common/extensions/docs/templates/public/apps/systemInfo_display.html

-{{+partials.standard_apps_api api:apis.system_info_display}}

chrome/common/extensions/docs/templates/public/extensions/experimental_systemInfo_cpu.html

+{{+partials.standard_extensions_api api:apis.experimental_system_info_cpu}}

chrome/common/extensions/docs/templates/public/extensions/experimental_systemInfo_storage.html

+{{+partials.standard_extensions_api api:apis.experimental_system_info_storage}}