Always aligns text at vertically center (Textfield, Label).

Re-applies http://crrev.com/25039002 with only the change s/numeric_limits<int>::max()/INT_MAX/

This CL makes Textfield and Label put the content text at vertically center respecting the cap height.  Also removes vertical alignment support (ALIGN_{TOP,BOTTOM,VCENTER}).

BUG=146236, 264436
TEST=Test manually + ui_unittests

Review URL: https://codereview.chromium.org/54353002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232374 0039d316-1c4b-4281-b951-d872f2087c98
37 files changed