Bug 842550 - Switch to using TimeTicks rather than Time in message loops. rs=cjones, a=tef+

The ipc/chromium/src/base/ changes here (except those mentioned below)
are the majority of the base/ changes (excluding those that patch code
that does not exist yet in our copy) in:
> From: jar@chromium.org <jar@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
> Date: Sat, 6 Nov 2010 22:23:29 +0000 (+0000)
> Subject: Switch to using TimeTicks rather than Time in message loops
> X-Git-Url: http://git.chromium.org/gitweb/?p=chromium.git;a=commitdiff_plain;h=f592c218c18bd1f8308489aaef2e329244ced330
>
> Switch to using TimeTicks rather than Time in message loops
>
> Switch to using TimeTicks rather than Time so that we
> are not dependent on changes in the system clock.
>
> r=mbelshe,darin
> Review URL: http://codereview.chromium.org/3884001
>
> git-svn-id: svn://svn.chromium.org/chrome/trunk/src@65322 0039d316-1c4b-4281-b951-d872f2087c98

The ipc/glue changes, and the message_pump_android.* and
message_pump_qt.* changes in ipc/chromium/src/base/, change signatures
to match.
Bug 842550 - Simplify ScheduleDelayedWork implementation on Mac. rs=cjones, a=tef+

Imported from:
> From: stuartmorgan@chromium.org <stuartmorgan@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
> Date: Wed, 25 Apr 2012 15:28:55 +0000 (+0000)
> Subject: Simplify ScheduleDelayedWork implementation on Mac
> X-Git-Url: http://git.chromium.org/gitweb/?p=chromium.git;a=commitdiff_plain;h=18e6c782965d2784995b011977777b10687bb9c0
>
> Simplify ScheduleDelayedWork implementation on Mac
>
> Instead of round-tripping through Time::Exploded, which seems to be a legacy of the method having a different argument type, just calculate the new timer firing time directly from the difference in time ticks.
>
> BUG=None
> TEST=None
>
>
> Review URL: http://codereview.chromium.org/10227001
>
> git-svn-id: svn://svn.chromium.org/chrome/trunk/src@133916 0039d316-1c4b-4281-b951-d872f2087c98
Bug 809218 - Expose atob and btoa functions in xpcshell. r=mrbkap, a=lsblakk
Bug 842100 - Restore the virtual keyboard in desktop builds. r=cjones, a=lsblakk
Bug 836952 - Accept coordinates for single_tap/double_tap. r=mdas, a=lsblakk
Bug 836375 - Add press() and release() tap gestures on elements. r=mdas, a=lsblakk
Bug 831524 - Payment JWT w/ encoded HTML causes decoding error in navigator.mozPay(). r=fabrice, a=lsblakk
Bug 842841 - Be less agressive with clearing timeouts. r=mdas, a=lsblakk