Revert of Fix official build after https://codereview.chromium.org/1212163011/. (patchset #1 id:1 of https://codereview.chromium.org/1226083006/)
Revert of Fix official build after https://codereview.chromium.org/1212163011/. (patchset #1 id:1 of https://codereview.chromium.org/1226083006/)

Reason for revert:
Prerequisite for reverting https://codereview.chromium.org/1212163011/

Original issue's description:
> Fix official build after https://codereview.chromium.org/1212163011/.
>
> ..\..\chrome\browser\chrome_browser_main.cc(1461,33) :  error(clang): no member
> named 'IsGoogleHomePage' in 'ChromeRLZTrackerDelegate'; did you mean
> 'IsGoogleHomepage'?
>       ChromeRLZTrackerDelegate::IsGoogleHomePage(profile_),
>       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
>                                 IsGoogleHomepage
> ..\..\chrome/browser/rlz/chrome_rlz_tracker_delegate.h(25,15) :  note(clang):
> 'IsGoogleHomepage' declared here
>   static bool IsGoogleHomepage(Profile* profile);
>               ^
>
> BUG=504841, 508148
> TBR=sdefresne
>
> Committed: https://chromium.googlesource.com/chromium/src/+/e246e263773cc92502adf72fd4c5a2545ab6e5d7

TBR=sdefresne@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=504841, 508148

Review URL: https://codereview.chromium.org/1226083009

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#338138}

CapOM/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,lihui7115/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,lihui7115/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,lihui7115/ChromiumGStreamerBackend,lihui7115/ChromiumGStreamerBackend,lihui7115/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,lihui7115/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,CapOM/ChromiumGStreamerBackend,lihui7115/ChromiumGStreamerBackend,lihui7115/ChromiumGStreamerBackend,ltilve/ChromiumGStreamerBackend,lihui7115/ChromiumGStreamerBackend