Merge branch 'master' of github.com:atotic/csswg-drafts

Author: Aleks Totic

resize-observer-1/Overview.bs

@@ -344,6 +344,36 @@ interface ResizeObservation {
 
         3. Return false.
 
+    : <dfn method lt="computeSize(size)">computeSize(size)</dfn>
+    ::
+        1. If |target| is not an SVG element
+
+            1. If |size| is "bounding-box"
+
+                1. Set |computedSize|.inlineSize to target's border-box inline size.
+
+                2. Set |computedSize|.blockSize to target's border-box block size.
+
+            2. If |size| is "content-box"
+
+                1. Set |computedSize|.inlineSize to target's content-box inline size.
+
+                2. Set |computedSize|.blockSize to target's content-box block size.
+
+            3. If |size| is "scoll-box"
+
+                1. Set |computedSize|.inlineSize to target's scrollport inline size.
+
+                2. Set |computedSize|.blockSize to target's scrollport block size.
+
+        2. If |target| is an SVG element
+
+                1. Set |computedSize|.inlineSize to target's bounding box inline size.
+
+                2. Set |computedSize|.blockSize to target's bounding box block size.
+
+        3. return |computedSize|
+
 </div>
 
 <h2 id="processing-model">Processing Model</h2>