Make Telemetry tests check the configuration of the OSX Keychain.

tools/telemetry/telemetry/core/platform/__init__.py

Index: tools/telemetry/telemetry/core/platform/__init__.py
diff --git a/tools/telemetry/telemetry/core/platform/__init__.py b/tools/telemetry/telemetry/core/platform/__init__.py
index a4cb6044bb81ea79962ae2dc3b47383cc8759900..1421d6029242d98e9dcb4991da009c2c8b23d92e 100644
--- a/tools/telemetry/telemetry/core/platform/__init__.py
+++ b/tools/telemetry/telemetry/core/platform/__init__.py
@@ -128,6 +128,12 @@ class Platform(object):
     Examples: VISTA, WIN7, LION, MOUNTAINLION"""
     return self._platform_backend.GetOSVersionName()
 
+  def GetOSVersionNumber(self):
+    """Returns an integer description of the Platform OS major version.
+
+    Examples: On Mac, 13 for Mavericks, 14 for Yosemite."""
+    return self._platform_backend.GetOSVersionNumber()
+
   def CanFlushIndividualFilesFromSystemCache(self):
     """Returns true if the disk cache can be flushed for specific files."""
     return self._platform_backend.CanFlushIndividualFilesFromSystemCache()