[resize-observer] Renamed contentSize to contentBoxSize

Author: Greg Whitworth

resize-observer-1/Overview.bs

@@ -234,7 +234,7 @@ interface ResizeObserverEntry {
     readonly attribute Element target;
     readonly attribute DOMRectReadOnly contentRect;
     readonly attribute ResizeObserverSize borderBoxSize;
-    readonly attribute ResizeObserverSize contentSize;
+    readonly attribute ResizeObserverSize contentBoxSize;
 };
 </pre>
 
@@ -251,7 +251,7 @@ interface ResizeObserverEntry {
     : <dfn>borderBoxSize</dfn>
     ::
         {{Element}}'s <a>border box</a> size when {{ResizeObserverCallback}} is invoked.
-    : <dfn>contentSize</dfn>
+    : <dfn>contentBoxSize</dfn>
     ::
         {{Element}}'s <a>content rect</a> size when {{ResizeObserverCallback}} is invoked.
 </div>
@@ -266,10 +266,10 @@ interface ResizeObserverEntry {
         3. Set |this|.{{ResizeObserverEntry/borderBoxSize}} slot to result of <a href="#calculate-box-size">
             computing size given |target| and specificSize of "border-box"</a>.
 
-        4. Set |this|.{{ResizeObserverEntry/contentSize}} slot to result of <a href="#calculate-box-size">
+        4. Set |this|.{{ResizeObserverEntry/contentBoxSize}} slot to result of <a href="#calculate-box-size">
             computing size given |target| and specificSize of "content-box"</a>.
 
-        5. Set |this|.{{ResizeObserverEntry/contentRect}} to logical |this|.{{ResizeObserverEntry/contentSize}}.
+        5. Set |this|.{{ResizeObserverEntry/contentRect}} to logical |this|.{{ResizeObserverEntry/contentBoxSize}}.
 
         6. If |target| is not an SVG element do these steps:
 
@@ -453,7 +453,7 @@ run these steps:
 
             1. Matching size is |entry|.{{ResizeObserverEntry/borderBoxSize}} if |observation|.{{ResizeObservation/observedBox}} is "border-box"
 
-            2. Matching size is |entry|.{{ResizeObserverEntry/contentSize}} if |observation|.{{ResizeObservation/observedBox}} is "content-box"
+            2. Matching size is |entry|.{{ResizeObserverEntry/contentBoxSize}} if |observation|.{{ResizeObservation/observedBox}} is "content-box"
 
         4. Set |targetDepth| to the result of <a>calculate depth for node</a> for |observation|.{{ResizeObservation/target}}.