Roll blink up to encoding-breaking CL (158971)

BUG=none
TBR=enne

Review URL: https://codereview.chromium.org/26243002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@227302 0039d316-1c4b-4281-b951-d872f2087c98
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@227303 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 227302
SVN changes up to revision 227303
ChildProcessSecurityPolicy: Remove CanReadDirectory (special directory enumeration grant).

Per discussion with kinuko here (https://codereview.chromium.org/24631002/), there is no longer a need for a special directory enumeration permission grant.

This is part of Step 4 of this refactoring plan:
https://docs.google.com/a/google.com/document/d/1QGkGWuwgSuaRqovz4wyb0upqPKDVsgYOFKt44E7gmOE/edit?usp=sharing

BUG=262142, 263150

Review URL: https://codereview.chromium.org/25601002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@227304 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 227304