Use SequencedWorkerPool instead of FILE thread to dump file

BUG=284601

Review URL: https://codereview.chromium.org/26515006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228328 0039d316-1c4b-4281-b951-d872f2087c98
[Ozone] Adding HardwareDisplayController implementation

BUG=

Review URL: https://codereview.chromium.org/26538005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228329 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 228328
cc: Change precision of ComputeClippedPointForEdge

I suspect this cast/function call is the cause of the performance
issue in the associated bug.  Keeping this in double precision is
unnecessary.

BUG=303811

Review URL: https://codereview.chromium.org/26594010

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228330 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 228330