Revert of Take care of a FIXME in SecurityOrigin.cpp to check the validity of any innerURL during constructio��� (patchset #4 id:60001 of https://codereview.chromium.org/1294933004/ )

      Reason for revert:
Speculative revert for &quotToo many opened files in the system&quot.

Original issue's description:
> Take care of a FIXME in SecurityOrigin.cpp to check the validity of any innerURL during construction and to handle invalidity as a 'unique' origin.
> 
> TBR=mkwst
> BUG=514076
> 
> Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=201022

TBR=jsbell@chromium.org,palmer@chromium.org,mkwst@chromium.org,brettw@chromium.org,michaeln@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=514076,524248

Review URL: https://codereview.chromium.org/1315793002

git-svn-id: svn://svn.chromium.org/blink/trunk@201100 bbb929c8-8fbe-4397-9dbb-9b2b20218538