Move dom_storage to new locations.

Move webkit/dom_storage to new browser|common|renderer locations. Just moving the files in the source repository.
Note: Everything in /webkit is still being built into the same old webkit_storage target
for now, new actual build target(s) will come later.

TBR=jamesr@chromium.org
BUG=239109
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=203800

[michaeln, 2013-05-30 01:20:01]

same old drill, sending off to the trybots... ptal

i have to adjust some include orderings prior to landing

[michaeln, 2013-05-30 01:21:48]

> i have to adjust some include orderings prior to landing

oh... and fixup the test gpy(i)s

[jamesr, 2013-05-30 04:26:32]

lgtm

you also need to beef up the patch description a bit - at a minimum say what
you're moving where and have a BUG= link so folks can see the bigger picture.

[michaeln, 2013-06-04 00:31:38]

Committed patchset #10 manually as r203800.

[Lei Zhang, 2013-06-04 00:38:06]

chrome/ lgtm