ServiceWorker: Remove dead code from ServiceWorkerContextWrapper

content/public/browser/service_worker_context.h

Index: content/public/browser/service_worker_context.h
diff --git a/content/public/browser/service_worker_context.h b/content/public/browser/service_worker_context.h
index 9479ab44de365ef347ef28f68540af5e54e615f6..843704d579abbcd045e54d0b42aab18476adc871 100644
--- a/content/public/browser/service_worker_context.h
+++ b/content/public/browser/service_worker_context.h
@@ -11,13 +11,8 @@
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "content/public/browser/service_worker_usage_info.h"
-#include "net/base/completion_callback.h"
 #include "url/gurl.h"
 
-namespace net {
-class URLRequest;
-}
-
 namespace content {
 
 // Represents the per-StoragePartition ServiceWorker data.
@@ -44,10 +39,6 @@ class ServiceWorkerContext {
   // Must be called from the IO thread.
   static bool IsExcludedHeaderNameForFetchEvent(const std::string& header_name);
 
-  // Retrieves the ServiceWorkerContext, if any, associated with |request|.
-  CONTENT_EXPORT static ServiceWorkerContext* GetServiceWorkerContext(
-      net::URLRequest* request);
-
   // Equivalent to calling navigator.serviceWorker.register(script_url, {scope:
   // pattern}) from a renderer, except that |pattern| is an absolute URL instead
   // of relative to some current origin.  |callback| is passed true when the JS
@@ -74,15 +65,6 @@ class ServiceWorkerContext {
   virtual void UnregisterServiceWorker(const Scope& pattern,
                                        const ResultCallback& callback) = 0;
 
-  // TODO(jyasskin): Provide a way to SendMessage to a Scope.
-
-  // Determines if a request for |url| can be satisfied while offline.
-  // This method always completes asynchronously.
-  virtual void CanHandleMainResourceOffline(const GURL& url,
-                                            const GURL& first_party,
-                                            const net::CompletionCallback&
-                                            callback) = 0;
-
   // Methods used in response to browsing data and quota manager requests.
   virtual void GetAllOriginsInfo(const GetUsageInfoCallback& callback) = 0;
   virtual void DeleteForOrigin(const GURL& origin_url,