Revert 256579 "Allow the content browser client to specify a spe..."

Revert 256579 "Allow the content browser client to specify a spe..."

This broke the Android builders. The try-bots on the CL did point
out the compile errors, but it was committed manually anyway. Logs:

http://build.chromium.org/p/chromium.linux/builders/Android%20Clang%20Builder%20%28dbg%29/builds/30977/steps/compile/logs/stdio

> Allow the content browser client to specify a special cookie store to be
> used for a given render process id. This special cookie store will then
> be used for renderer messages pertaining to cookies, url fetches in net,
> and websockets. If the special cookie store is NULL, a default cookie store
> will be used.
> 
> R=erikwright@chromium.org, jam@chromium.org, lambroslambrou@chromium.org, mmenke@chromium.org, tyoshino@chromium.org
> 
> Review URL: https://codereview.chromium.org/188693003

TBR=tburkard@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=256583

[Peter Beverloo, 2014-03-12 18:23:08]

Committed patchset #1 manually as r256583 (tree was closed).