message: Logic for signup with google (mac)
diff: <constraint firstAttribute="width" constant="188" id="9PE-UU-lQW"/>
  <constraint firstAttribute="height" constant="30" id="ioV-ar-8C4"/>
  </constraints>
  - <buttonCell key="cell" type="bevel" title="Wign up with Google" bezelStyle="regularSquare" image="google-logo" imagePosition="left" alignment="center" borderStyle="border" imageScaling="proportionallyDown" inset="2" id="y5t-5i-06C">
  + <buttonCell key="cell" type="bevel" title="Sign up with Google" bezelStyle="regularSquare" image="google-logo" imagePosition="left" alignment="center" borderStyle="border" imageScaling="proportionallyDown" inset="2" id="y5t-5i-06C">
  <behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
  <font key="font" metaFont="system"/>
  </buttonCell>
  