PlzNavigate: Add parameters to navigation structures for ServiceWorker.

content/browser/service_worker/service_worker_provider_host.cc

Index: content/browser/service_worker/service_worker_provider_host.cc
diff --git a/content/browser/service_worker/service_worker_provider_host.cc b/content/browser/service_worker/service_worker_provider_host.cc
index d27ceb40602b71fea60092d55c96cb3e9b71b7dc..286ba9b68f76898ec28a5974f5099c0d13cb7bde 100644
--- a/content/browser/service_worker/service_worker_provider_host.cc
+++ b/content/browser/service_worker/service_worker_provider_host.cc
@@ -4,6 +4,8 @@
 
 #include "content/browser/service_worker/service_worker_provider_host.h"
 
+#include "base/atomic_sequence_num.h"
+#include "base/command_line.h"
 #include "base/guid.h"
 #include "base/stl_util.h"
 #include "base/time/time.h"
@@ -59,6 +61,15 @@ ServiceWorkerClientInfo FocusOnUIThread(int render_process_id,
 
 }  // anonymous namespace
 
+// PlzNavigate
+int ServiceWorkerProviderHost::kVirtualProcessIDForBrowserRequest = -2;
+
+// PlzNavigate
+int ServiceWorkerProviderHost::GetNextBrowserProviderID() {
+  static base::StaticAtomicSequenceNumber sequence;

[clamy, 2015/09/15 16:42:31]

The usage over the codebase is to declare a global g_sequence_number in an
anonymous namespace instead of using a static variable in a function.

[Fabrice (no longer in Chrome), 2015/10/06 12:08:09]

Acknowledged.

+  return -2 - sequence.GetNext();  // Start at -2
+}
+
 ServiceWorkerProviderHost::OneShotGetReadyCallback::OneShotGetReadyCallback(
     const GetRegistrationForReadyCallback& callback)
     : callback(callback),