Move bindings/generic/* to bindings/v8/

Move bindings/generic/* to bindings/v8/

Now V8 is the only JS engine supported in Chrome, we don't need to keep a concept of 'generic' that has existed to share code between JSC and V8.

BUG=none
TEST=none
R=abarth,eseidel

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=147887

[dglazkov, 2013-04-08 14:31:42]

LGTM.

[abarth-chromium, 2013-04-08 17:00:52]

Yeah, we can also clean up this code to be less abstract, but that's something
for a future patch.

[haraken, 2013-04-09 01:17:18]

Committed patchset #1 manually as r147887 (presubmit successful).