Structured content links (#2089)

* Update CSS to JSON converter to generalize the remove-property comment

* Fix navigation not being updated when _clearContent is run

* Add structured content schema for link tags

* Add test links

* Add external-link icon

* Pass Display instance to DisplayContentManager

* Update structured content generation

* Update link styles

2 files changed, 14 insertions, 5 deletions

diff --git a/dev/css-to-json-util.js b/dev/css-to-json-util.js
index d6a9622c..71033f3a 100644
--- a/dev/css-to-json-util.js
+++ b/dev/css-to-json-util.js
@@ -90,8 +90,9 @@ function generateRules(cssFile, overridesCssFile) {
     const stylesheet1 = css.parse(content1, {}).stylesheet;
     const stylesheet2 = css.parse(content2, {}).stylesheet;
 
-    const removePropertyPattern = /^remove-property\s+([a-zA-Z0-9-]+)$/;
+    const removePropertyPattern = /^remove-property\s+([\w\W]+)$/;
     const removeRulePattern = /^remove-rule$/;
+    const propertySeparator = /\s+/;
 
     const rules = [];
 
@@ -139,10 +140,11 @@ function generateRules(cssFile, overridesCssFile) {
                         const comment = declaration.comment.trim();
                         let m;
                         if ((m = removePropertyPattern.exec(comment)) !== null) {
-                            const property = m[1];
-                            const removeCount = removeProperty(rules[index].styles, property, removedProperties);
-                            if (removeCount === 0) { throw new Error(`Property removal is unnecessary; ${property} does not exist`); }
-                        } else if ((m = removeRulePattern.exec(comment)) !== null) {
+                            for (const property of m[1].split(propertySeparator)) {
+                                const removeCount = removeProperty(rules[index].styles, property, removedProperties);
+                                if (removeCount === 0) { throw new Error(`Property removal is unnecessary; ${property} does not exist`); }
+                            }
+                        } else if (removeRulePattern.test(comment)) {
                             rules.splice(index, 1);
                         }
                     }
diff --git a/dev/data/structured-content-overrides.css b/dev/data/structured-content-overrides.css
index 1d2ed830..9fd08f8f 100644
--- a/dev/data/structured-content-overrides.css
+++ b/dev/data/structured-content-overrides.css
@@ -54,3 +54,10 @@
     border-width: 1px;
     border-color: currentColor;
 }
+.gloss-link-text {
+    /* remove-rule */
+}
+.gloss-link-external-icon {
+    display: none;
+    /* remove-property background-color vertical-align width height margin-left background-color position */
+}