Only use SiteInstance process reuse for ServiceWorker with no failures

content/browser/service_worker/service_worker_process_manager.h

 // Copyright 2014 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.
 
 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_PROCESS_MANAGER_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_PROCESS_MANAGER_H_
 
 #include <map>
 #include <memory>
 #include <vector>
@@ skipping 74 matching lines @@
   // Returns true if the |pattern| has at least one process to run.
   bool PatternHasProcessToRun(const GURL& pattern) const;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(ServiceWorkerProcessManagerTest, SortProcess);
   FRIEND_TEST_ALL_PREFIXES(ServiceWorkerProcessManagerTest,
                            FindAvailableProcess);
   FRIEND_TEST_ALL_PREFIXES(ServiceWorkerProcessManagerTest,
                            AllocateWorkerProcess_FindAvailableProcess);
   FRIEND_TEST_ALL_PREFIXES(ServiceWorkerProcessManagerTest,
+                           AllocateWorkerProcess_WithProcessReuse);
+  FRIEND_TEST_ALL_PREFIXES(ServiceWorkerProcessManagerTest,
+                           AllocateWorkerProcess_WithoutProcessReuse);
+  FRIEND_TEST_ALL_PREFIXES(ServiceWorkerProcessManagerTest,
                            AllocateWorkerProcess_InShutdown);
 
   // Information about the process for an EmbeddedWorkerInstance.
   struct ProcessInfo {
     explicit ProcessInfo(const scoped_refptr<SiteInstance>& site_instance);
     explicit ProcessInfo(int process_id);
     ProcessInfo(const ProcessInfo& other);
     ~ProcessInfo();
 
     // Stores the SiteInstance the Worker lives inside. This needs to outlive
@@ skipping 58 matching lines @@
 
 namespace std {
 // Specialized to post the deletion to the UI thread.
 template <>
 struct CONTENT_EXPORT default_delete<content::ServiceWorkerProcessManager> {
   void operator()(content::ServiceWorkerProcessManager* ptr) const;
 };
 }  // namespace std
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_PROCESS_MANAGER_H_