Removed uninitialized error supressions for WebCore::PinchViewport

Removed uninitialized error supressions for WebCore::PinchViewport

Should be fixed by r173871 http://crrev.com/280473002

TBR=zhaoqin@chromium.org
BUG=372226
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=269775

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=270077

[bokan, 2014-05-12 10:39:40]

The CQ bit was checked by bokan@chromium.org

[commit-bot: I haz the power, 2014-05-12 10:39:46]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/bokan@chromium.org/276403002/1

[commit-bot: I haz the power, 2014-05-12 12:25:39]

FYI, CQ is re-trying this CL (attempt #1).
Please consider checking whether the failures are real,
and report flakes to chrome-troopers@google.com.
The failing builders are:
  win_chromium_compile_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/win_chromium_compile_...)
  win_chromium_x64_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/win_chromium_x64_rel/...)

[commit-bot: I haz the power, 2014-05-12 13:20:39]

Change committed as 269775

[bokan, 2014-05-12 14:19:24]

A revert of this CL has been created in
https://codereview.chromium.org/280183003/ by bokan@chromium.org.

The reason for reverting is: Build bots haven't picked up new Blink rev with fix
yet. Reverting until they do..

[bokan, 2014-05-13 08:18:15]

The CQ bit was checked by bokan@chromium.org

[commit-bot: I haz the power, 2014-05-13 08:18:47]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/bokan@chromium.org/276403002/20001

[commit-bot: I haz the power, 2014-05-13 11:41:29]

FYI, CQ is re-trying this CL (attempt #1).
Please consider checking whether the failures are real,
and report flakes to chrome-troopers@google.com.
The failing builders are:
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)
  win_chromium_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/win_chromium_rel/buil...)

[commit-bot: I haz the power, 2014-05-13 13:01:04]

Change committed as 270077