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

content/public/browser/content_browser_client.h

 // Copyright (c) 2012 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_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 #define CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 
 #include <stddef.h>
 
 #include <map>
@@ skipping 397 matching lines @@
   enum class AllowWebBluetoothResult {
     ALLOW,
     BLOCK_POLICY,
     BLOCK_GLOBALLY_DISABLED,
   };
   virtual AllowWebBluetoothResult AllowWebBluetooth(
       content::BrowserContext* browser_context,
       const url::Origin& requesting_origin,
       const url::Origin& embedding_origin);
 
+  // Returns a blacklist of UUIDs that have restrictions when accessed

[Jeffrey Yasskin, 2016/04/05 17:58:55]

Could you mention that these are parsed by BluetoothBlacklist::Add()? That way
if someone wants to change either side, they're pointed to the other one.

[scheib, 2016/04/05 18:43:37]

Done.

+  // via Web Bluetooth.
+  //
+  // 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.
+  //
+  // Example:
+  // "1812:e, 00001800-0000-1000-8000-00805f9b34fb:w, ignored:1, alsoignored."
+  virtual std::string GetWebBluetoothBlacklist();
+
   // Allow the embedder to override the request context based on the URL for
   // certain operations, like cookie access. Returns nullptr to indicate the
   // regular request context should be used.
   // This is called on the IO thread.
   virtual net::URLRequestContext* OverrideRequestContextForURL(
       const GURL& url, ResourceContext* context);
 
   // Allow the embedder to specify a string version of the storage partition
   // config with a site.
   virtual std::string GetStoragePartitionIdForSite(
@@ skipping 337 matching lines @@
   // Allows an embedder to provide its own ExternalVideoSurfaceContainer
   // implementation.  Return nullptr to disable external surface video.
   virtual ExternalVideoSurfaceContainer*
   OverrideCreateExternalVideoSurfaceContainer(WebContents* web_contents);
 #endif
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_