Add source column to chrome://policy showing the origins of policies.

components/policy/core/common/policy_types.h

Index: components/policy/core/common/policy_types.h
diff --git a/components/policy/core/common/policy_types.h b/components/policy/core/common/policy_types.h
index 07289ca3ba04690360a82ab1752e3fa2ae86bb75..cc30751ba070979ab54d1474198066fb35559bc0 100644
--- a/components/policy/core/common/policy_types.h
+++ b/components/policy/core/common/policy_types.h
@@ -28,6 +28,25 @@ enum PolicyLevel {
   POLICY_LEVEL_MANDATORY,
 };
 
+// The source of a policy indicates where its value is originating from.
+enum PolicySource {
+  // The Default value of a policy source.

[Thiemo Nagel, 2015/09/04 20:15:54]

"Default" --> "default"

[fhorschig, 2015/09/07 14:09:34]

Done.

+  POLICY_SOURCE_UNKNOWN,
+
+  // If the policy's default was determined by enterprise default settings.
+  POLICY_SOURCE_ENTERPRISE_DEFAULT,
+
+  // If the policy was set programmatically set to an unchangeable value (e.g.

[Thiemo Nagel, 2015/09/04 20:15:54]

"set programmatically set" --> "programmatically set"

[fhorschig, 2015/09/07 14:09:34]

Done.

+  // to enforce ash tray visibility in public sessions)

[Thiemo Nagel, 2015/09/04 20:15:54]

Missing period at end of sentence.

[fhorschig, 2015/09/07 14:09:34]

Done.

+  POLICY_SOURCE_ENFORCED,

[Thiemo Nagel, 2015/09/04 20:15:54]

ENFORCED seems unclear because all mandatory policies are "enforced" in some
sense, after all.  How about PROGRAMMATIC or OVERRIDE?  Any other ideas?

[fhorschig, 2015/09/07 14:09:34]

All policies are set programmatically in some way, too. But PROGRAMMATIC is
definitely closer than ENFORCED.

+
+  // If the policy is set by a source specifically for this platform.

[Thiemo Nagel, 2015/09/04 20:15:54]

"source specifically for this platform" --> "platform source"

[fhorschig, 2015/09/07 14:09:34]

Done.

+  POLICY_SOURCE_PLATFORM,
+
+  // If the policy originates from a cloud source.
+  POLICY_SOURCE_CLOUD
+};
+
 }  // namespace policy
 
 #endif  // COMPONENTS_POLICY_CORE_COMMON_POLICY_TYPES_H_