Remove NotificationDelegate::process_id().

This field is not used at all.

BUG=408755
R=dewittj@chromium.org
TEST=build all succeeds

Review URL: https://codereview.chromium.org/566093002

Cr-Commit-Position: refs/heads/master@{#295130}

chrome/browser/extensions/api/notifications/notifications_api.cc

@@ -81,11 +81,8 @@ class NotificationsApiDelegate : public NotificationDelegate {
         profile_(profile),
         extension_id_(extension_id),
         id_(id),
-        scoped_id_(CreateScopedIdentifier(extension_id, id)),
-        process_id_(-1) {
+        scoped_id_(CreateScopedIdentifier(extension_id, id)) {
     DCHECK(api_function_.get());
-    if (api_function_->render_view_host())
-      process_id_ = api_function->render_view_host()->GetProcess()->GetID();
   }
 
   virtual void Display() OVERRIDE { }
@@ -125,10 +122,6 @@ class NotificationsApiDelegate : public NotificationDelegate {
     return scoped_id_;
   }
 
-  virtual int process_id() const OVERRIDE {
-    return process_id_;
-  }
-
   virtual content::WebContents* GetWebContents() const OVERRIDE {
     // We're holding a reference to api_function_, so we know it'll be valid
     // until ReleaseRVH is called, and api_function_ (as a
@@ -169,7 +162,6 @@ class NotificationsApiDelegate : public NotificationDelegate {
   const std::string extension_id_;
   const std::string id_;
   const std::string scoped_id_;
-  int process_id_;
 
   DISALLOW_COPY_AND_ASSIGN(NotificationsApiDelegate);
 };

chrome/browser/notifications/message_center_notification_manager.cc

@@ -482,29 +482,6 @@ MessageCenterNotificationManager::ProfileNotification::OnDownloadsCompleted() {
   notification_.DoneRendering();
 }
 
-std::string
-    MessageCenterNotificationManager::ProfileNotification::GetExtensionId() {
-  extensions::InfoMap* extension_info_map =
-      extensions::ExtensionSystem::Get(profile())->info_map();
-  extensions::ExtensionSet extensions;
-  extension_info_map->GetExtensionsWithAPIPermissionForSecurityOrigin(
-      notification().origin_url(),
-      notification().process_id(),
-      extensions::APIPermission::kNotifications,
-      &extensions);
-
-  DesktopNotificationService* desktop_service =
-      DesktopNotificationServiceFactory::GetForProfile(profile());
-  for (extensions::ExtensionSet::const_iterator iter = extensions.begin();
-       iter != extensions.end(); ++iter) {
-    if (desktop_service->IsNotifierEnabled(message_center::NotifierId(
-            message_center::NotifierId::APPLICATION, (*iter)->id()))) {
-      return (*iter)->id();
-    }
-  }
-  return std::string();
-}
-
 void
 MessageCenterNotificationManager::ProfileNotification::AddToAlternateProvider(
     const std::string extension_id) {

chrome/browser/notifications/message_center_notification_manager.h

@@ -177,10 +177,6 @@ class MessageCenterNotificationManager
     Profile* profile() const { return profile_; }
     const Notification& notification() const { return notification_; }
 
-    // Returns extension_id if the notification originates from an extension,
-    // empty string otherwise.
-    std::string GetExtensionId();
-
     // Route a new notification to an app/extension.
     void AddToAlternateProvider(const std::string extension_id);
 

chrome/browser/notifications/notification.h

@@ -84,7 +84,6 @@ class Notification : public message_center::Notification {
 
   // Id of the delegate embedded inside this instance.
   std::string delegate_id() const { return delegate()->id(); }
-  int process_id() const { return delegate()->process_id(); }
 
   content::WebContents* GetWebContents() const {
     return delegate()->GetWebContents();

chrome/browser/notifications/notification_delegate.cc

@@ -4,6 +4,4 @@
 
 #include "chrome/browser/notifications/notification_delegate.h"
 
-int NotificationDelegate::process_id() const { return -1; }
-
 void NotificationDelegate::ReleaseRenderViewHost() {}

chrome/browser/notifications/notification_delegate.h

@@ -22,9 +22,6 @@ class NotificationDelegate : public message_center::NotificationDelegate {
   // Returns unique id of the notification.
   virtual std::string id() const = 0;
 
-  // Returns the id of renderer process which creates the notification, or -1.
-  virtual int process_id() const;
-
   // Returns the WebContents that generated the notification, or NULL.
   virtual content::WebContents* GetWebContents() const = 0;
 

chrome/browser/notifications/notification_object_proxy.cc

@@ -49,10 +49,6 @@ std::string NotificationObjectProxy::id() const {
   return id_;
 }
 
-int NotificationObjectProxy::process_id() const {
-  return render_process_id_;
-}
-
 content::WebContents* NotificationObjectProxy::GetWebContents() const {
   return content::WebContents::FromRenderFrameHost(
       content::RenderFrameHost::FromID(render_process_id_, render_frame_id_));

chrome/browser/notifications/notification_object_proxy.h

@@ -34,7 +34,6 @@ class NotificationObjectProxy
   virtual void Close(bool by_user) OVERRIDE;
   virtual void Click() OVERRIDE;
   virtual std::string id() const OVERRIDE;
-  virtual int process_id() const OVERRIDE;
   virtual content::WebContents* GetWebContents() const OVERRIDE;
 
  protected: