From 4bf9443b6f5a4569ac93d2713732336870d17202 Mon Sep 17 00:00:00 2001
From: josephbridgwaterrowe <freakyjoe@gmail.com>
Date: Tue, 6 Mar 2012 14:25:24 -0800
Subject: [PATCH] Added empty invalid_element_errors method. Driver does not
 inherit from Base driver and was intermittently causing the following error:

undefined method `invalid_element_errors' for #<Capybara::Driver::Webkit:0x...> (NoMethodError)
      (eval):2:in `has_content?'
---
 lib/capybara/driver/webkit.rb | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/capybara/driver/webkit.rb b/lib/capybara/driver/webkit.rb
index e68f8bf..71d6dd8 100644
--- a/lib/capybara/driver/webkit.rb
+++ b/lib/capybara/driver/webkit.rb
@@ -126,6 +126,10 @@ class Capybara::Driver::Webkit
     @cookie_jar ||= CookieJar.new(browser)
   end
 
+  def invalid_element_errors
+    []
+  end
+
   private
 
   def url(path)