Add support for python pageset

tools/telemetry/telemetry/page/page.py

Index: tools/telemetry/telemetry/page/page.py
diff --git a/tools/telemetry/telemetry/page/page.py b/tools/telemetry/telemetry/page/page.py
index 337b11c8e279a97b921825dc3345a2e3843965ab..bf63cb63a4a4ee636ec67b6fa1ee9fbd1ebe2211 100644
--- a/tools/telemetry/telemetry/page/page.py
+++ b/tools/telemetry/telemetry/page/page.py
@@ -8,7 +8,7 @@ import urlparse
 
 
 class Page(object):
-  def __init__(self, url, page_set, attributes=None, base_dir=None):
+  def __init__(self, url, page_set=None, attributes=None, base_dir=None):
     self.url = url
     self.page_set = page_set
     self._base_dir = base_dir
@@ -45,6 +45,10 @@ class Page(object):
   def __str__(self):
     return self.url
 
+  def AddCustomizeBrowserOptions(self, options):

[nduca, 2014/03/05 03:00:57]

which flags do we end up having to add/customize from this call? If its all just
--enable-gpu-benchmarking, maybe we just turn it on all the time...

+    """ Inherit page overrides this to add customized browser options."""
+    pass
+
   @property
   def _scheme(self):
     return urlparse.urlparse(self.url).scheme