DevTools: [Tests] Clear localStorage only when starting /inspector/ or /inspector-enabled/ test

Clearing the devtools' localStorage when showing its window is wrong, since this makes it
impossible to execute subsequent openings of the devtools with retained settings in a single test.

R=pfeldman
BUG=335893

Review URL: https://codereview.chromium.org/130703005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245991 0039d316-1c4b-4281-b951-d872f2087c98
Validate vector lengths in ImageHostMsg_DidDownloadImage
TBR=sky@chromium.org
BUG=333038

Review URL: https://codereview.chromium.org/136853008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245992 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 245991
Files.app: Fix Downloads label in the left nav.

Currently the localized name of Downloads directory is not used. This CL fixes it.

BUG=336182
TEST=manually

Review URL: https://codereview.chromium.org/143273002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245993 0039d316-1c4b-4281-b951-d872f2087c98
Blink roll 165424:165426

http://build.chromium.org/f/chromium/perf/dashboard/ui/changelog_blink.html?url=/trunk&range=165425:165426&mode=html
TBR=
BUG=

Review URL: https://codereview.chromium.org/143793002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245994 0039d316-1c4b-4281-b951-d872f2087c98
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245995 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 245995