Note getComputedStyle behavior (mdn#2419)

Mr-Magnificent · Jul 5, 2018 · 90d14d6 · 90d14d6
1 parent 9967cf2
commit 90d14d6
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/api/Window.json b/api/Window.json
@@ -866,10 +866,16 @@
               "version_added": true
             },
             "firefox": {
-              "version_added": true
+              "version_added": true,
+              "notes": [
+                "Before version 62 this function returns <code>null</code> when called on a <code>Window</code> which has no presentation, such as an <code>iframe</code> with <code>display: none;</code>."
+              ]
             },
             "firefox_android": {
-              "version_added": true
+              "version_added": true,
+              "notes": [
+                "Before version 62 this function returns <code>null</code> when called on a <code>Window</code> which has no presentation, such as an <code>iframe</code> with <code>display: none;</code>."
+              ]
             },
             "ie": {
               "version_added": "9"