Permissions: Allow PermissionManager to return more PermissionStatusSources.

chrome/browser/media/protected_media_identifier_permission_context.cc

Index: chrome/browser/media/protected_media_identifier_permission_context.cc
diff --git a/chrome/browser/media/protected_media_identifier_permission_context.cc b/chrome/browser/media/protected_media_identifier_permission_context.cc
index a6bf43e955b883d4119ebcc1c88a629fe72d4d94..9a724368e430cc73e84533efa3832dad964c8f87 100644
--- a/chrome/browser/media/protected_media_identifier_permission_context.cc
+++ b/chrome/browser/media/protected_media_identifier_permission_context.cc
@@ -95,7 +95,7 @@ void ProtectedMediaIdentifierPermissionContext::DecidePermission(
 }
 #endif  // defined(OS_CHROMEOS)
 
-ContentSetting
+PermissionResult
 ProtectedMediaIdentifierPermissionContext::GetPermissionStatusInternal(
     content::RenderFrameHost* render_frame_host,
     const GURL& requesting_origin,
@@ -105,25 +105,26 @@ ProtectedMediaIdentifierPermissionContext::GetPermissionStatusInternal(
 
   if (!requesting_origin.is_valid() || !embedding_origin.is_valid() ||
       !IsProtectedMediaIdentifierEnabled()) {
-    return CONTENT_SETTING_BLOCK;
+    return PermissionResult(CONTENT_SETTING_BLOCK,
+                            PermissionStatusSource::UNSPECIFIED);
   }
 
-  ContentSetting content_setting =
-      PermissionContextBase::GetPermissionStatusInternal(
-          render_frame_host, requesting_origin, embedding_origin);
-  DCHECK(content_setting == CONTENT_SETTING_ALLOW ||
-         content_setting == CONTENT_SETTING_BLOCK ||
-         content_setting == CONTENT_SETTING_ASK);
+  PermissionResult result = PermissionContextBase::GetPermissionStatusInternal(
+      render_frame_host, requesting_origin, embedding_origin);
+  DCHECK(result.content_setting == CONTENT_SETTING_ALLOW ||
+         result.content_setting == CONTENT_SETTING_BLOCK ||
+         result.content_setting == CONTENT_SETTING_ASK);
 
   // For automated testing of protected content - having a prompt that
   // requires user intervention is problematic. If the domain has been
   // whitelisted as safe - suppress the request and allow.
-  if (content_setting == CONTENT_SETTING_ASK &&
+  if (result.content_setting == CONTENT_SETTING_ASK &&
       IsOriginWhitelisted(requesting_origin)) {
-    content_setting = CONTENT_SETTING_ALLOW;
+    result.content_setting = CONTENT_SETTING_ALLOW;
+    result.source = PermissionStatusSource::ENTERPRISE_POLICY;
   }
 
-  return content_setting;
+  return result;
 }
 
 bool ProtectedMediaIdentifierPermissionContext::IsOriginWhitelisted(