Revert of Use a token to initialise ChannelMojo and MojoApplication everywhere. (patchset #1 id:1 of https://codereview.chromium.org/1893463002/ )

Reason for revert:
The revert broke the tree.

Original issue's description:
> Reland of Use a token to initialise ChannelMojo and MojoApplication everywhere. (patchset #1 id:1 of https://codereview.chromium.org/1891043002/ )
>
> Reason for revert:
> Looks like the revert broke the tree :-/.
>
> Original issue's description:
> > Revert of Use a token to initialise ChannelMojo and MojoApplication everywhere. (patchset #5 id:80001 of https://codereview.chromium.org/1880343002/ )
> >
> > Reason for revert:
> > Suspecting for https://crbug.com/603452. We need to see if reverting this patch fixes tomorrow's Mac Canary. If the problem persists then this cl is not to blame and can be relanded.
> >
> > Original issue's description:
> > > Use a token to initialise ChannelMojo and MojoApplication everywhere.
> > >
> > > BUG=None
> > >
> > > Committed: https://crrev.com/babb3f34fe20effb72c81104b63b2974271ad88d
> > > Cr-Commit-Position: refs/heads/master@{#387161}
> >
> > [email protected],[email protected],[email protected],[email protected]
> > # Skipping CQ checks because original CL landed less than 1 days ago.
> > NOPRESUBMIT=true
> > NOTREECHECKS=true
> > NOTRY=true
> > BUG=None
> >
> > Committed: https://crrev.com/9bda1f9f8f689441f94f95292a74653987bdb0f2
> > Cr-Commit-Position: refs/heads/master@{#387437}
>
> [email protected],[email protected],[email protected],[email protected]
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=None
>
> Committed: https://crrev.com/4323e22fd52b0efca24759226423b14c46f78ad5
> Cr-Commit-Position: refs/heads/master@{#387442}

[email protected],[email protected],[email protected],[email protected]
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=None

Review URL: https://codereview.chromium.org/1892613003

Cr-Commit-Position: refs/heads/master@{#387444}
21 files changed