Add option to open the DevTools window for ServiceWorker on start in serviceworker-internals.

content/browser/devtools/embedded_worker_devtools_manager.h

Index: content/browser/devtools/embedded_worker_devtools_manager.h
diff --git a/content/browser/devtools/embedded_worker_devtools_manager.h b/content/browser/devtools/embedded_worker_devtools_manager.h
index 0b30e74a496132b11869f6c764641b777827e63c..3d8464247c06811153bcf41d9c13dc10ad778e05 100644
--- a/content/browser/devtools/embedded_worker_devtools_manager.h
+++ b/content/browser/devtools/embedded_worker_devtools_manager.h
@@ -50,17 +50,27 @@ class CONTENT_EXPORT EmbeddedWorkerDevToolsManager {
   DevToolsAgentHost* GetDevToolsAgentHostForServiceWorker(
       const ServiceWorkerIdentifier& service_worker_id);
 
-  // Returns true when the worker must be paused on start.
+  // Returns true when the worker must be paused on start because a DevTool
+  // window for the same former SharedWorkerInstance is still opened.
   bool SharedWorkerCreated(int worker_process_id,
                            int worker_route_id,
                            const SharedWorkerInstance& instance);
-  // Returns true when the worker must be paused on start.
+  // Returns true when the worker must be paused on start because a DevTool
+  // window for the same former ServiceWorkerIdentifier is still opened or
+  // debug-on-start is enabled in chrome://serviceworker-internals.
   bool ServiceWorkerCreated(int worker_process_id,
                             int worker_route_id,
                             const ServiceWorkerIdentifier& service_worker_id);
   void WorkerContextStarted(int worker_process_id, int worker_route_id);
   void WorkerDestroyed(int worker_process_id, int worker_route_id);
 
+  void set_debug_service_worker_on_start(bool debug_on_start) {
+    debug_service_worker_on_start_ = debug_on_start;
+  }
+  bool debug_service_worker_on_start() const {
+    return debug_service_worker_on_start_;
+  }
+
  private:
   friend struct DefaultSingletonTraits<EmbeddedWorkerDevToolsManager>;
   friend class EmbeddedWorkerDevToolsManagerTest;
@@ -71,7 +81,7 @@ class CONTENT_EXPORT EmbeddedWorkerDevToolsManager {
     WORKER_UNINSPECTED,
     WORKER_INSPECTED,
     WORKER_TERMINATED,
-    WORKER_PAUSED,
+    WORKER_PAUSED_FOR_REATTACH,
   };
 
   class WorkerInfo {
@@ -79,7 +89,8 @@ class CONTENT_EXPORT EmbeddedWorkerDevToolsManager {
     // Creates WorkerInfo for SharedWorker.
     explicit WorkerInfo(const SharedWorkerInstance& instance);
     // Creates WorkerInfo for ServiceWorker.
-    explicit WorkerInfo(const ServiceWorkerIdentifier& service_worker_id);
+    explicit WorkerInfo(const ServiceWorkerIdentifier& service_worker_id,
+                        bool debug_on_start);
     ~WorkerInfo();
 
     WorkerState state() { return state_; }
@@ -90,10 +101,12 @@ class CONTENT_EXPORT EmbeddedWorkerDevToolsManager {
     }
     bool Matches(const SharedWorkerInstance& other);
     bool Matches(const ServiceWorkerIdentifier& other);
+    bool debug_on_start() const { return debug_on_start_; }
 
    private:
     scoped_ptr<SharedWorkerInstance> shared_worker_instance_;
     scoped_ptr<ServiceWorkerIdentifier> service_worker_id_;
+    const bool debug_on_start_;
     WorkerState state_;
     EmbeddedWorkerDevToolsAgentHost* agent_host_;
   };
@@ -117,6 +130,8 @@ class CONTENT_EXPORT EmbeddedWorkerDevToolsManager {
 
   WorkerInfoMap workers_;
 
+  bool debug_service_worker_on_start_;
+
   DISALLOW_COPY_AND_ASSIGN(EmbeddedWorkerDevToolsManager);
 };