ServiceWorker: Support SWRegistration.unregister() in SWGlobalScope [1/2]

content/renderer/service_worker/embedded_worker_context_client.h

Index: content/renderer/service_worker/embedded_worker_context_client.h
diff --git a/content/renderer/service_worker/embedded_worker_context_client.h b/content/renderer/service_worker/embedded_worker_context_client.h
index 9bdbecaecf7721b15e9a99b6fe58ba5bb7cbf52e..8c275b40329ac5c112865dc3e76d1e342e912f85 100644
--- a/content/renderer/service_worker/embedded_worker_context_client.h
+++ b/content/renderer/service_worker/embedded_worker_context_client.h
@@ -25,6 +25,7 @@ class TaskRunner;
 
 namespace blink {
 class WebDataSource;
+class WebServiceWorkerProvider;
 }
 
 namespace content {
@@ -34,9 +35,9 @@ class ServiceWorkerScriptContext;
 class ThreadSafeSender;
 
 // This class provides access to/from an embedded worker's WorkerGlobalScope.
-// All methods other than the constructor (it's created on the main thread)
-// and createServiceWorkerNetworkProvider (also called on the main thread)
-// are called on the worker thread.
+// The ctor, workerContextFailedToStart, createServiceWorkerNetworkProvider and
+// createServiceWorkerProvider are called on the main thread. Others are called
+// on the worker thread.

[falken, 2015/02/05 12:07:18]

Seems better to keep track of by saying "Unless otherwise noted, all methods are
called on the worker thread". And then note the exceptions above the individual
functions.

[nhiroki, 2015/02/06 01:57:31]

Done.

 //
 // TODO(kinuko): Currently EW/SW separation is made a little hazily.
 // This should implement WebEmbeddedWorkerContextClient
@@ -105,6 +106,7 @@ class EmbeddedWorkerContextClient
                                                 bool accept_connection);
   virtual blink::WebServiceWorkerNetworkProvider*
       createServiceWorkerNetworkProvider(blink::WebDataSource* data_source);
+  virtual blink::WebServiceWorkerProvider* createServiceWorkerProvider();
   virtual void postMessageToClient(
       int client_id,
       const blink::WebString& message,