[css-transform] Replaced <length> | <percentage> by <length-percentage> (#269)

Author: SebastianZ

css-transforms/Overview.bs

@@ -777,7 +777,7 @@ A <<transform-list>> for the <i>computed value</i> is serialized to either one <
 
 <pre class='propdef'>
 Name: transform-origin
-Value: &nbsp;&nbsp;[ left | center | right | top | bottom | <<percentage>> | <<length>> ]<br> | <br>&nbsp;&nbsp;[ left | center | right | <<percentage>> | <<length>> ]<br>&nbsp;&nbsp;[ top | center | bottom | <<percentage>> | <<length>> ] <<length>>?<br> |<br>&nbsp;&nbsp;[[ center | left | right ] && [ center | top | bottom ]] <<length>>?
+Value: &nbsp;&nbsp;[ left | center | right | top | bottom | <<length-percentage>> ]<br> | <br>&nbsp;&nbsp;[ left | center | right | <<length-percentage>> ]<br>&nbsp;&nbsp;[ top | center | bottom | <<length-percentage>> ] <<length>>?<br> |<br>&nbsp;&nbsp;[[ center | left | right ] && [ center | top | bottom ]] <<length>>?
 Initial: 50% 50%
 Applies to: <i>transformable elements</i>
 Inherited: no
@@ -1433,19 +1433,19 @@ The value of the 'transform' property is a list of <dfn>&lt;transform-function><
     specifies a 2D transformation in the form of a <a href="#MatrixDefined">transformation matrix</a> of the six values a-f.
   </dd>
   <dt>
-    <span class='prod'><dfn>translate()</dfn> = translate( <<length>> | <<percentage>> [, <<length>> | <<percentage>> ]? )</span>
+    <span class='prod'><dfn>translate()</dfn> = translate( <<length-percentage>> [, <<length-percentage>> ]? )</span>
   </dt>
   <dd>
     specifies a <a href="#TranslateDefined">2D translation</a> by the vector [tx, ty], where tx is the first translation-value parameter and ty is the optional second translation-value parameter. If <em>&lt;ty></em> is not provided, ty has zero as a value.
   </dd>
   <dt>
-    <span class='prod'><dfn>translateX()</dfn> = translateX( <<length>> | <<percentage>> )</span>
+    <span class='prod'><dfn>translateX()</dfn> = translateX( <<length-percentage>> )</span>
   </dt>
   <dd>
     specifies a <a href="#TranslateDefined">translation</a> by the given amount in the X direction.
   </dd>
   <dt>
-    <span class='prod'><dfn>translateY()</dfn> = translateY( <<length>> | <<percentage>> )</span>
+    <span class='prod'><dfn>translateY()</dfn> = translateY( <<length-percentage>> )</span>
   </dt>
   <dd>
     specifies a <a href="#TranslateDefined">translation</a> by the given amount in the Y direction.
@@ -1508,7 +1508,7 @@ The value of the 'transform' property is a list of <dfn>&lt;transform-function><
     specifies a 3D transformation as a 4x4 homogeneous matrix of 16 values in column-major order.
   </dd>
   <dt>
-    <span class='prod'><dfn>translate3d()</dfn> = translate3d( <<length>> | <<percentage>> , <<length>> | <<percentage>> , <<length>> )</span>
+    <span class='prod'><dfn>translate3d()</dfn> = translate3d( <<length-percentage>> , <<length-percentage>> , <<length>> )</span>
   </dt>
   <dd>
     specifies a <a href="#Translate3dDefined">3D translation</a> by the vector [tx,ty,tz], with tx, ty and tz being the first, second and third translation-value parameters respectively.