Removed ordering dependencies for ETextAlign

Removed ordering dependencies for ETextAlign from CSSValueKeywords.h.
Randomly re-ordered the keywords before running tests to ensure no
ordering dependencies still exist, then reverted to original order for
committing.

BUG=665272

Review-Url: https://codereview.chromium.org/2519813002
Cr-Commit-Position: refs/heads/master@{#433490}
2 files changed