Rename ServiceWorkerContextObserver to ServiceWorkerContextCoreObserver.

content/browser/push_messaging/push_messaging_context.h

Index: content/browser/push_messaging/push_messaging_context.h
diff --git a/content/browser/push_messaging/push_messaging_context.h b/content/browser/push_messaging/push_messaging_context.h
index 9c7f50611c80f6fbf56f4feacb1a4e9480739885..a000531031d1286e28b87571ddc6a06d65c7a5ea 100644
--- a/content/browser/push_messaging/push_messaging_context.h
+++ b/content/browser/push_messaging/push_messaging_context.h
@@ -9,7 +9,7 @@
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "content/browser/service_worker/service_worker_context_observer.h"
+#include "content/browser/service_worker/service_worker_context_core_observer.h"
 
 class GURL;
 
@@ -20,14 +20,14 @@ class ServiceWorkerContextWrapper;
 
 // Observes the service worker context of the storage partition owning this
 // instance and informs the push service of relevant service worker events.
-class PushMessagingContext : public ServiceWorkerContextObserver,
+class PushMessagingContext : public ServiceWorkerContextCoreObserver,
                              public base::RefCounted<PushMessagingContext> {
  public:
   PushMessagingContext(
       BrowserContext* browser_context,
       const scoped_refptr<ServiceWorkerContextWrapper>& service_worker_context);
 
-  // ServiceWorkerContextObserver methods
+  // ServiceWorkerContextCoreObserver methods
   void OnRegistrationDeleted(int64_t registration_id,
                              const GURL& pattern) override;