Fixed naming

lib/capybara/driver/selenium_driver.rb

@@ -103,7 +103,7 @@ class Capybara::Driver::Selenium < Capybara::Driver::Base
   def browser
     self.class.driver
   end
-  def with_frame(frame_id)
+  def within_frame(frame_id)
       old_window = browser.window_handle
       browser.switch_to.frame(frame_id)
       yield

lib/capybara/session.rb

@@ -8,7 +8,7 @@ module Capybara
       :all, :attach_file, :body, :check, :choose, :click, :click_button, :click_link, :current_url, :drag, :evaluate_script,
       :field_labeled, :fill_in, :find, :find_button, :find_by_id, :find_field, :find_link, :has_content?, :has_css?,
       :has_no_content?, :has_no_css?, :has_no_xpath?, :has_xpath?, :locate, :save_and_open_page, :select, :source, :uncheck,
-      :visit, :wait_until, :within, :within_fieldset, :within_table
+      :visit, :wait_until, :within, :within_fieldset, :within_table,:within_frame
     ]
 
     attr_reader :mode, :app
@@ -33,6 +33,10 @@ module Capybara
       end
     end
 
+    def within_frame frame_id
+        driver.within_frame frame_id
+    end
+
     def current_url
       driver.current_url
     end

spec/drivers_spec.rb

@@ -1,7 +1,7 @@
 require File.expand_path('spec_helper', File.dirname(__FILE__))
 
 shared_examples_for 'driver with frame support' do
-    it_should_behave_like 'with_frame'
+    it_should_behave_like 'within_frame'
 end
 shared_examples_for 'driver' do