[GTTF] Various ui tests cleanups:

[GTTF] Various ui tests cleanups:

- unify timeout handling
- remove unneccessary assertions that clutter the code

They were mostly there because earlier the automation
framework was less reliable. Now the same checks (or
equivalent) are always done in the framework itself.

TEST=none
BUG=none

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=42767

[sky, 2010-03-25 22:08:06]

LGTM

http://codereview.chromium.org/1377001/diff/1/7
File chrome/browser/history/redirect_uitest.cc (right):

http://codereview.chromium.org/1377001/diff/1/7#newcode23
chrome/browser/history/redirect_uitest.cc:23: class RedirectTest : public UITest
{
Go with:

typedef UITest RedirectTest;

http://codereview.chromium.org/1377001/diff/1/9
File chrome/browser/images_uitest.cc (right):

http://codereview.chromium.org/1377001/diff/1/9#newcode11
chrome/browser/images_uitest.cc:11: class ImagesTest : public UITest {
typedef UITest ImagesTest;

[huanr, 2010-03-26 18:55:03]

LGTM