Introduce support for origins that require process isolation.

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"
 #include "media/media_features.h"
 
 namespace switches {
 
@@ skipping 579 matching lines @@
 // Makes all APIs reflect the layout viewport.
 const char kInertVisualViewport[]           = "inert-visual-viewport";
 
 // Run the GPU process as a thread in the browser process.
 const char kInProcessGPU[]                  = "in-process-gpu";
 
 // Overrides the timeout, in seconds, that a child process waits for a
 // connection from the browser before killing itself.
 const char kIPCConnectionTimeout[]          = "ipc-connection-timeout";
 
+// Enable process isolation for a set of origins, specified as a

[Charlie Reis, 2017/05/05 23:18:52]

s/Enable process isolation/Require dedicated processes/, perhaps?

[alexmos, 2017/05/16 17:26:38]

Done.

+// comma-separated list. For example:
+//   --isolate-origins=https://www.foo.com,https://www.bar.com
+const char kIsolateOrigins[] = "isolate-origins";
+
 // Chrome is running in Mash.
 const char kIsRunningInMash[] = "is-running-in-mash";
 
 // Disable latest shipping ECMAScript 6 features.
 const char kDisableJavaScriptHarmonyShipping[] =
     "disable-javascript-harmony-shipping";
 
 // Enables experimental Harmony (ECMAScript 6) features.
 const char kJavaScriptHarmony[]             = "javascript-harmony";
 
@@ skipping 472 matching lines @@
 // the given directory. Used primarily to gather samples for IPC fuzzing.
 const char kIpcDumpDirectory[] = "ipc-dump-directory";
 
 // Specifies the testcase used by the IPC fuzzer.
 const char kIpcFuzzerTestcase[] = "ipc-fuzzer-testcase";
 #endif
 
 // Don't dump stuff here, follow the same order as the header.
 
 }  // namespace switches