[Web Intents] Fix crash in views picker.

[Web Intents] Fix crash in views picker.
Crash occurs because the previous code would early-out when there were no services installed, which would prevent creating the LayoutManager. As a result, the layout manager was NULL.

BUG=117068
TEST=none
TBR=sky@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=126723

[James Hawkins, 2012-03-09 02:54:47]

lgtm

[commit-bot: I haz the power, 2012-03-12 18:42:57]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/binji@chromium.org/9651024/1

[commit-bot: I haz the power, 2012-03-12 21:32:24]

Try job failure for 9651024-1 (retry) on win_rel for steps "ui_tests,
browser_tests, check_deps".
It's a second try, previously, steps "ui_tests, browser_tests, check_deps"
failed.
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...

[commit-bot: I haz the power, 2012-03-13 15:27:08]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/binji@chromium.org/9651024/1

[commit-bot: I haz the power, 2012-03-13 17:15:18]

Try job failure for 9651024-1 (retry) on win_rel for step "update".
It's a second try, previously, steps "browser_tests, installer_util_unittests"
failed.
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...

Step "update" is always a major failure.
Look at the try server FAQ for more details.