Implemnts the commands in webdriver to preform searching of elements on a page.

third_party/webdriver/py/selenium/remote/webdriver/WebDriver.py

Index: third_party/webdriver/py/selenium/remote/webdriver/WebDriver.py
diff --git a/third_party/webdriver/py/selenium/remote/webdriver/WebDriver.py b/third_party/webdriver/py/selenium/remote/webdriver/WebDriver.py
index b7246a00cada11d4752eb459d7c3fe30152b2548..35bff2ed2374f3d564fe3a6526ea9b31ae54eeaf 100644
--- a/third_party/webdriver/py/selenium/remote/webdriver/WebDriver.py
+++ b/third_party/webdriver/py/selenium/remote/webdriver/WebDriver.py
@@ -173,6 +173,17 @@ class WebDriver(object):
         resp = self._execute(Command.GET_TITLE)
         return resp['value']
 
+    def set_implicit_wait(self, wait):
+        """Set the amount of time the driver should wait when searching for
+        elements. When searching for a single element, the driver should poll
+        the page until an element is found or the timeout expires, whichever
+        occurs first. When searching for multiple elements, the driver should
+        poll the page until at least one element is found or the timeout
+        expires, at which point it should return an empty list. If this
+        command is never sent, the driver should default to an implicit wait
+        of 0ms."""
+        self._execute(Command.IMPLICIT_WAIT, {'ms': wait})
+
     def find_element_by_id(self, id_):
         """Finds element by id."""
         return self._find_element_by("id", id_)