bluetooth: Populate Web Bluetooth blacklist from variations:: parameter.

content/browser/bluetooth/bluetooth_blacklist.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_BLACKLIST_H_
 #define CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_BLACKLIST_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 35 matching lines @@
   // combination of the two, E.G.:
   //   Add(uuid, EXCLUDE_READS);
   //   Add(uuid, EXCLUDE_WRITES);
   //   IsExcluded(uuid);  // true.
   // Requires UUID to be valid.
   void Add(const device::BluetoothUUID&, Value);
 
   // Adds UUIDs to the blacklist by parsing a blacklist string and calling
   // Add(uuid, value).
   //
-  // The blacklist string must be a comma-separated list of UUID:exclusion
-  // pairs. The pairs may be separated by whitespace. Pair components are
-  // colon-separated and must not have whitespace around the colon.
-  //
-  // UUIDs are a string that BluetoothUUID can parse (See BluetoothUUID
-  // constructor comment). Exclusion values are a single lower case character
-  // string "e", "r", or "w" for EXCLUDE, EXCLUDE_READS, or EXCLUDE_WRITES.
+  // The blacklist string format is defined at
+  // ContentBrowserClient::GetWebBluetoothBlacklist().
   //
   // Malformed pairs in the string are ignored, including invalid UUID or
   // exclusion values. Duplicate UUIDs follow Add()'s merging rule.
-  //
-  // Example:
-  // "1812:e, 00001800-0000-1000-8000-00805f9b34fb:w, ignored:1, alsoignored."
   void Add(base::StringPiece blacklist_string);
 
   // Returns if a UUID is excluded from all operations. UUID must be valid.
   bool IsExcluded(const device::BluetoothUUID&) const;
 
   // Returns if any UUID in a set of filters is excluded from all operations.
   // UUID must be valid.
   bool IsExcluded(const std::vector<content::BluetoothScanFilter>&);
 
   // Returns if a UUID is excluded from read operations. UUID must be valid.
@@ skipping 11 matching lines @@
   void ResetToDefaultValuesForTest();
 
  private:
   // friend LazyInstance to permit access to private constructor.
   friend base::DefaultLazyInstanceTraits<BluetoothBlacklist>;
 
   BluetoothBlacklist();
 
   void PopulateWithDefaultValues();
 
+  // Populates blacklist with values obtained dynamically from a server, able
+  // to be updated without shipping new executable versions.
+  void PopulateWithServerProvidedValues();
+
   // Map of UUID to blacklisted value.
   std::map<device::BluetoothUUID, Value> blacklisted_uuids_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothBlacklist);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BLUETOOTH_BLUETOOTH_BLACKLIST_H_