Add a policy list for access to capture devices

chrome/test/data/policy/policy_test_cases.json

Index: chrome/test/data/policy/policy_test_cases.json
diff --git a/chrome/test/data/policy/policy_test_cases.json b/chrome/test/data/policy/policy_test_cases.json
index 39d71f68930ad0af811d89ff5049b43d8a873a4b..614331ad6fbee39817b81f26495dde53582e88e2 100644
--- a/chrome/test/data/policy/policy_test_cases.json
+++ b/chrome/test/data/policy/policy_test_cases.json
@@ -964,6 +964,9 @@
     ]
   },
 
+  "AudioCaptureAllowedUrls": {

[Mattias Nissler (ping if slow), 2013/05/28 08:11:39]

This policy is mapped to a pref, so it should have a proper block here. The
indicator parts don't apply though (if my understanding is correct that the
exception lists are not wired up in the UI).

[tommi (sloooow) - chröme, 2013/05/28 10:19:43]

Can you help me out here?  What would be the appropriate test policy?

[tommi (sloooow) - chröme, 2013/05/28 10:52:49]

Nevermind. Done.

+  },
+
   "VideoCaptureAllowed": {
     "os": ["win", "linux", "mac", "chromeos"],
     "test_policy": { "VideoCaptureAllowed": false },
@@ -977,6 +980,9 @@
     ]
   },
 
+  "VideoCaptureAllowedUrls": {
+  },
+
   "AutoSelectCertificateForUrls": {
     "os": ["win", "linux", "mac", "chromeos"],
     "test_policy": { "AutoSelectCertificateForUrls": ["{'pattern':'https://example.com','filter':{'ISSUER':{'CN': 'issuer-name'}}}"] },