DevTools: Show Chrome app's background page in chrome://inspect#extension

chrome/browser/devtools/devtools_target_impl.cc

 // Copyright 2013 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.
 
 #include "chrome/browser/devtools/devtools_target_impl.h"
 
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/devtools/devtools_window.h"
 #include "chrome/browser/extensions/extension_host.h"
@@ skipping 66 matching lines @@
     tab_id_ = extensions::ExtensionTabUtil::GetTabId(web_contents);
   } else {
     Profile* profile =
         Profile::FromBrowserContext(web_contents->GetBrowserContext());
     if (profile) {
       ExtensionService* extension_service = profile->GetExtensionService();
       const extensions::Extension* extension = extension_service->
           extensions()->GetByID(url_.host());
       if (extension) {
         title_ = extension->name();
-        if (extension->is_hosted_app()
+        extensions::ExtensionHost* extension_host =
+            extensions::ExtensionSystem::Get(profile)->process_manager()->
+                GetBackgroundHostForExtension(extension->id());
+        if (extension_host &&
+            extension_host->host_contents() == web_contents) {
+          type_ = kTargetTypeBackgroundPage;
+          extension_id_ = extension->id();
+        } else if (extension->is_hosted_app()
             || extension->is_legacy_packaged_app()
             || extension->is_platform_app()) {
           type_ = kTargetTypeApp;
-        } else {
-          extensions::ExtensionHost* extension_host =
-              extensions::ExtensionSystem::Get(profile)->process_manager()->
-                  GetBackgroundHostForExtension(extension->id());
-          if (extension_host &&
-              extension_host->host_contents() == web_contents) {
-            type_ = kTargetTypeBackgroundPage;
-            extension_id_ = extension->id();
-          }
         }
         favicon_url_ = extensions::ExtensionIconSource::GetIconURL(
             extension, extension_misc::EXTENSION_ICON_SMALLISH,
             ExtensionIconSet::MATCH_BIGGER, false, NULL);
       }
     }
   }
 }
 
 bool RenderViewHostTarget::Activate() const {
@@ skipping 214 matching lines @@
 
 // static
 void DevToolsTargetImpl::EnumerateAllTargets(Callback callback) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   content::BrowserThread::PostTask(
       content::BrowserThread::IO,
       FROM_HERE,
       base::Bind(&DevToolsTargetImpl::EnumerateWorkerTargets,
                  base::Bind(&CollectAllTargets, callback)));
 }