Pass the render view host with all provisional load related callbacks on the web contents observer

Pass the render view host with all provisional load related callbacks on the web contents observer

There might be several provisional loads in different render view hosts going on, so the observers need to know where the signals came from

BUG=109792
TEST=none, just added the parameter everywhere


Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=137534

[jochen (gone - plz use gerrit), 2012-05-13 07:02:31]

Avi & Charlie, please review

[Avi (use Gerrit), 2012-05-13 14:26:32]

lgtm

[Charlie Reis, 2012-05-14 18:29:05]

LGTM.  Do you have any plans yet for how to use that information?

Can you list 109792 as the bug number?  I'd like to keep track of the cases
where we need to act on behalf of the correct renderer.

nit: now -> know in CL description.

[commit-bot: I haz the power, 2012-05-16 19:26:18]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/jochen@chromium.org/10392072/1

[commit-bot: I haz the power, 2012-05-16 19:26:25]

Can't apply patch for file
content/browser/browser_plugin/browser_plugin_web_contents_observer.cc.
While running patch -p1 --forward --force;
patching file
content/browser/browser_plugin/browser_plugin_web_contents_observer.cc
Hunk #1 FAILED at 175.
1 out of 1 hunk FAILED -- saving rejects to file
content/browser/browser_plugin/browser_plugin_web_contents_observer.cc.rej

[commit-bot: I haz the power, 2012-05-16 20:07:18]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/jochen@chromium.org/10392072/11001

[commit-bot: I haz the power, 2012-05-16 22:13:49]

Change committed as 137534