Add support for rich output inside of content editables.

chrome/browser/resources/chromeos/chromevox/cvox2/background/output.js

Index: chrome/browser/resources/chromeos/chromevox/cvox2/background/output.js
diff --git a/chrome/browser/resources/chromeos/chromevox/cvox2/background/output.js b/chrome/browser/resources/chromeos/chromevox/cvox2/background/output.js
index c06e675f98796771bc6195b91d34b06a4b22a42a..f54134a7f5a3e7de1bd56d6f9d21b62dafd4aceb 100644
--- a/chrome/browser/resources/chromeos/chromevox/cvox2/background/output.js
+++ b/chrome/browser/resources/chromeos/chromevox/cvox2/background/output.js
@@ -1060,6 +1060,23 @@ Output.prototype = {
           var earcon = node ? this.findEarcon_(node, opt_prevNode) : null;
           if (earcon)
             options.annotation.push(earcon);
+
+          // Reflect the selection here except when we're dealing with a node
+          // that has a value.
+          var selStart, selEnd;
+          if (node == node.root.anchorObject && node == node.root.focusObject) {
+            selStart = node.root.anchorOffset;
+            selEnd = node.root.focusOffset;
+          } else if (node == node.root.anchorObject) {
+            selStart = node.root.anchorOffset;
+            selEnd = selStart;
+          } else if (node == node.root.focusObject) {
+            selStart = node.root.focusOffset;
+            selEnd = selStart;
+          }
+          if (!node.value && goog.isDef(selStart) && goog.isDef(selEnd))
+            options.annotation.push(new Output.SelectionSpan(selStart, selEnd));
+
           this.append_(buff, node.name, options);
         } else if (token == 'nameFromNode') {
           if (chrome.automation.NameFromType[node.nameFrom] ==
@@ -1657,7 +1674,12 @@ Output.prototype = {
             elem.end);
       });
       spansToRemove.forEach(result.removeSpan.bind(result));
-      separator = Output.SPACE;
+
+      // No separator needed if the previous result did end with our separator.
+      if (cur.toString()[cur.length - 1] == Output.SPACE || result.length == 0)
+        separator = '';
+      else
+        separator = Output.SPACE;
     });
     return result;
   },