Adding error handling to ONC validation.

chrome/browser/resources/net_internals/chromeos_view.js

Index: chrome/browser/resources/net_internals/chromeos_view.js
diff --git a/chrome/browser/resources/net_internals/chromeos_view.js b/chrome/browser/resources/net_internals/chromeos_view.js
index 344b0e72d1a992faad1624b51f7f3b08c1542fb1..b0c91b1f34523748c0764d7bd6dd7d7207ae3d2e 100644
--- a/chrome/browser/resources/net_internals/chromeos_view.js
+++ b/chrome/browser/resources/net_internals/chromeos_view.js
@@ -33,7 +33,7 @@ var CrosView = (function() {
     if (fileContent)
       g_browser.importONCFile(fileContent, passcode);
     else
-      setParseStatus_('ONC file parse failed: cannot read file');
+      setParseStatus_('ONC file parse failed: cannot read file', false);
     clearFileInput_();
   }
 
@@ -90,7 +90,7 @@ var CrosView = (function() {
    *
    *  @private
    */
-  function clearParseStatus_(error) {
+  function clearParseStatus_() {
     var parseStatus = $(CrosView.PARSE_STATUS_ID);
     parseStatus.hidden = true;
     parseStatus.textContent = '';
@@ -101,11 +101,22 @@ var CrosView = (function() {
    *
    *  @private
    */
-  function setParseStatus_(error) {
+  function setParseStatus_(message, success) {
     var parseStatus = $(CrosView.PARSE_STATUS_ID);
     parseStatus.hidden = false;
-    parseStatus.textContent = error ?
-        'ONC file parse failed: ' + error : 'ONC file successfully parsed';
+
+    if (success) {
+      if (message) {
+        message = 'ONC file parsed and imported, however with warnings:\n' +
+            message;
+      } else {
+        message = 'ONC file parsed and imported.';
+      }
+    } else {
+      message = 'ONC file parse failed:\n' + message;
+    }
+
+    parseStatus.innerHTML = message.replace(/\n/g, '<br>');
     reset_();
   }