Rename ASSERT_NO_EXCEPTION_STATE and IGNORE_EXCEPTION_STATE

ASSERT_NO_EXCEPTION_STATE to ASSERT_NO_EXCEPTION
IGNORE_EXCEPTION_STATE to IGNORE_EXCEPTION

The *_STATE name was just temporary and needed during the transition

BUG=NONE
TBR=abarth

Review URL: https://codereview.chromium.org/22417002

git-svn-id: svn://svn.chromium.org/blink/trunk@155609 bbb929c8-8fbe-4397-9dbb-9b2b20218538