[Extensions] Update Error Console UI

chrome/browser/resources/extensions/extension_error_overlay.css

Index: chrome/browser/resources/extensions/extension_error_overlay.css
diff --git a/chrome/browser/resources/extensions/extension_error_overlay.css b/chrome/browser/resources/extensions/extension_error_overlay.css
index 0091e946a53c96afdb2f5ca8a8536b5d3ef723d4..e6fe5c472da1ea89dbfdd47557e9ba576a66fca7 100644
--- a/chrome/browser/resources/extensions/extension_error_overlay.css
+++ b/chrome/browser/resources/extensions/extension_error_overlay.css
@@ -11,6 +11,12 @@
   flex-direction: column;
 }
 
+#extension-error-overlay .extension-error-list {
+  border: 1px solid #ccc;
+  margin-bottom: 3px;
+  overflow-y: auto;

[Dan Beam, 2015/04/22 21:02:38]

what's constricting the height here?

[Devlin, 2015/04/22 23:17:31]

It's restricted because it's in an overlay, which has a max height.  Would you
prefer a more explicit restriction?

+}
+
 .extension-error-overlay-runtime-content {
   flex: none;
 }