Partial implementation of subscription restrictions.

content/public/common/content_switches.cc

 // 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.
 
 #include "build/build_config.h"
 #include "content/public/common/content_switches.h"
 
 namespace switches {
 
 // The number of MSAA samples for canvas2D. Requires MSAA support by GPU to
@@ skipping 450 matching lines @@
 // Blocks all insecure requests from secure contexts, and prevents the user
 // from overriding that decision.
 const char kEnableStrictMixedContentChecking[] =
     "enable-strict-mixed-content-checking";
 
 // Blocks insecure usage of a number of powerful features (device orientation,
 // for example) that we haven't yet deprecated for the web at large.
 const char kEnableStrictPowerfulFeatureRestrictions[] =
     "enable-strict-powerful-feature-restrictions";
 
+// Allow JavaScript to register for push messaging subscriptions using the
+// public key of the application server instead of a sender ID handed out by the
+// developer console.
+const char kEnableSubscriptionRestrictions[] =

[Peter Beverloo, 2016/02/17 16:15:36]

Right now, we're hiding the feature behind *two* command line flags:

--enable-experimental-web-platform-features (for everything except...)
--enable-subscription-restrictions (using a different key name for storing
user-data in the Service Worker database)

Let's drop the latter?

[harkness, 2016/02/18 10:45:15]

Done.

+    "enable-subscription-restrictions";
+
 // Enable use of experimental TCP sockets API for sending data in the
 // SYN packet.
 const char kEnableTcpFastOpen[]             = "enable-tcp-fastopen";
 
 // Enabled threaded compositing for layout tests.
 const char kEnableThreadedCompositing[]     = "enable-threaded-compositing";
 
 // Enable tracing during the execution of browser tests.
 const char kEnableTracing[]                 = "enable-tracing";
 
@@ skipping 550 matching lines @@
 const char kMemoryPressureThresholdsMb[] = "memory-pressure-thresholds-mb";
 
 // Enables the exporting of the tracing events to ETW. This is only supported on
 // Windows Vista and later.
 const char kTraceExportEventsToETW[] = "trace-export-events-to-etw";
 #endif
 
 // Don't dump stuff here, follow the same order as the header.
 
 }  // namespace switches