Summary:
Changes the unit test comparsion to use ```ASSERT_FLOAT_EQ``` instead of ```ASSERT_EQ``` as they check float values.
Closes https://github.com/facebook/css-layout/pull/257
Reviewed By: splhack
Differential Revision: D4213809
Pulled By: emilsjolander
fbshipit-source-id: a79d310840814f26a122e1a0f6db47383b17d7e2
Summary:
- Add a convenience function to copy all style from one node to another.
- CSSNodeIsDirty will return true after this function if any style was changed in the destination node.
Reviewed By: emilsjolander
Differential Revision: D4188514
fbshipit-source-id: af8d7fb5e8688c64aea05ce7ad23fff9233fb441
