Revert of Revert of Fix text clipping in CompositorFrameTime Display

Revert of Revert of Fix text clipping in CompositorFrameTime Display (patchset #1 id:1 of https://codereview.chromium.org/1047013002/)

Reason for revert:
Not a culprit. Bring it back.

Original issue's description:
> Revert of Fix text clipping in CompositorFrameTime Display (patchset #2 id:20001 of https://codereview.chromium.org/1027393004/)
>
> Reason for revert:
> Speculative revert for Blink layout test failures in WebKit Mac10.8 (retina):
> https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Mac10.8%20%28retina%29/builds/27696
>
> Original issue's description:
> > Fix text clipping in CompositorFrameTime Display
> >
> > Because different OS have different fonts for HUD.
> > Set the width of CompositorFrameTime Display to be maximum
> > of graph width and text width to prevent text clipping.
> >
> > BUG=445877
> >
> > Committed: https://crrev.com/88b4cf8d33b499f972e1c447e741230170beeb8d
> > Cr-Commit-Position: refs/heads/master@{#322807}
>
> TBR=danakj@chromium.org,behara.ms@samsung.com
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=445877
>
> Committed: https://crrev.com/933b39f06e409d623eb4dbc4da692ae41460372e
> Cr-Commit-Position: refs/heads/master@{#322858}

TBR=danakj@chromium.org,behara.ms@samsung.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=445877
Committed: https://crrev.com/05ec069bfb1e10e8f344937793a21b3715549170
Cr-Commit-Position: refs/heads/master@{#322908}

[jianli, 2015-03-30 23:37:53]

Created Revert of Revert of Fix text clipping in CompositorFrameTime Display

[commit-bot: I haz the power, 2015-03-30 23:39:06]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1043023002/1

[commit-bot: I haz the power, 2015-03-30 23:40:44]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-03-30 23:41:35]

Patchset 1 (id:??) landed as
https://crrev.com/05ec069bfb1e10e8f344937793a21b3715549170
Cr-Commit-Position: refs/heads/master@{#322908}