Load resources.pak earlier in content_main_runner

Reland "Load resources.pak earlier in service manager main"

This is a reland of 13dfb3270d72c4b826e4f03b8178b22dd81a158f

Original change's description:
> Load resources.pak earlier in service manager main
>
> We need to use the content in resources.pak in service manager, but at
> that time resource bundle has not been initialized. Create data pack to
> load resources.pak and append the data pack to resource bundle during the
> initialization.
>
> Move path FILE_RESOURCES_PACK from chrome_paths.h to ui_base_paths.cc.
>
> Bug: 729596, 815230
> Change-Id: Iec3a9409cbd9c10775afb72944e66e26650f1181
> Reviewed-on: https://chromium-review.googlesource.com/962679
> Reviewed-by: Yaron Friedman <yfriedman@chromium.org>
> Reviewed-by: Ken Rockot <rockot@chromium.org>
> Reviewed-by: Scott Violet <sky@chromium.org>
> Reviewed-by: Xi Han <hanxi@chromium.org>
> Commit-Queue: Ran Ji <ranj@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#554500}

Bug: 729596, 815230
Change-Id: Id963d1e64c70a22a29e94d8186ea0d4bcb1455fd

TBR=sky@chromium.org, yfriedman@chromium.org, rockot@chromium.org

Change-Id: Id963d1e64c70a22a29e94d8186ea0d4bcb1455fd
Reviewed-on: https://chromium-review.googlesource.com/1034133
Commit-Queue: Xi Han <hanxi@chromium.org>
Reviewed-by: Xi Han <hanxi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#555443}
25 files changed