Bug 1697433 - Share XUL iframe global.css styling. r=desktop-theme-reviewers,dao

Differential Revision: https://phabricator.services.mozilla.com/D107799

toolkit/themes/linux/global/global.css

@@ -56,24 +56,6 @@
   list-style-image: url("chrome://global/skin/icons/Authentication.png");
 }
 
-/* ::::: iframe ::::: */
-
-xul|iframe {
-  border: none;
-  width: 100px;
-  height: 100px;
-  min-width: 10px;
-  min-height: 10px;
-}
-
-@supports -moz-bool-pref("layout.css.emulate-moz-box-with-flex") {
-  /* In emulation, <iframe> is block instead of inline, so reset the width/height */
-  xul|iframe {
-    width: auto;
-    height: auto;
-  }
-}
-
 /* XXX(ntim): [mode="text"] is only used by comm-central */
 
 xul|toolbar[mode="text"] .toolbarbutton-text {

toolkit/themes/osx/global/global.css

@@ -55,24 +55,6 @@
   list-style-image: url("chrome://global/skin/icons/question-64.png");
 }
 
-/* ::::: iframe ::::: */
-
-xul|iframe {
-  border: none;
-  width: 100px;
-  height: 100px;
-  min-width: 10px;
-  min-height: 10px;
-}
-
-@supports -moz-bool-pref("layout.css.emulate-moz-box-with-flex") {
-  /* In emulation, <iframe> is block instead of inline, so reset the width/height */
-  xul|iframe {
-    width: auto;
-    height: auto;
-  }
-}
-
 /* Separators */
 
 xul|separator:not([orient="vertical"]) {

toolkit/themes/shared/global.inc.css

@@ -48,6 +48,24 @@ html|textarea {
   padding: 5px;
 }
 
+/* XUL iframe */
+
+xul|iframe {
+  border: none;
+  width: 100px;
+  height: 100px;
+  min-width: 10px;
+  min-height: 10px;
+}
+
+@supports -moz-bool-pref("layout.css.emulate-moz-box-with-flex") {
+  /* In emulation, <iframe> is block instead of inline, so reset the width/height */
+  xul|iframe {
+    width: auto;
+    height: auto;
+  }
+}
+
 /* Label/description formatting */
 
 xul|description,

toolkit/themes/windows/global/global.css

@@ -110,24 +110,6 @@
   fill-opacity: 0.8;
 }
 
-/* ::::: iframe ::::: */
-
-xul|iframe {
-  border: none;
-  width: 100px;
-  height: 100px;
-  min-width: 10px;
-  min-height: 10px;
-}
-
-@supports -moz-bool-pref("layout.css.emulate-moz-box-with-flex") {
-  /* In emulation, <iframe> is block instead of inline, so reset the width/height */
-  xul|iframe {
-    width: auto;
-    height: auto;
-  }
-}
-
 /* XXX(ntim): [mode="text"] is only used by comm-central */
 
 xul|toolbar[mode="text"] .toolbarbutton-text {