AppModelBuilder to athena.

athena/content/content_activity_factory.cc

Index: athena/content/content_activity_factory.cc
diff --git a/athena/content/content_activity_factory.cc b/athena/content/content_activity_factory.cc
index 9486d1fef32bdc501cb5b84a344d78c081f188cb..4f74909164eeea342f25b7ff118e7e9a70bf29f0 100644
--- a/athena/content/content_activity_factory.cc
+++ b/athena/content/content_activity_factory.cc
@@ -5,6 +5,7 @@
 #include "athena/content/public/content_activity_factory.h"
 
 #include "athena/content/web_activity.h"
+#include "base/logging.h"
 
 namespace athena {
 
@@ -19,4 +20,25 @@ Activity* ContentActivityFactory::CreateWebActivity(
   return new WebActivity(browser_context, url);
 }
 
+Activity* ContentActivityFactory::CreateAppActivity(
+    content::BrowserContext* browser_context,
+    const std::string& app_id) {
+  // TODO(mukai): port the extension system and launch the app actually.
+  GURL url;
+  if (app_id == "mail")
+    url = GURL("https://mail.google.com/");
+  else if (app_id == "calendar")
+    url = GURL("https://calendar.google.com/");
+  else if (app_id == "video")
+    url = GURL("http://youtube.com/");
+  else if (app_id == "music")
+    url = GURL("https://play.google.com/music");
+  else if (app_id == "contact")
+    url = GURL("https://www.google.com/contacts");
+  else
+    LOG(FATAL) << "Unknown app id: " << app_id;
+  DCHECK(!url.is_empty());
+  return CreateWebActivity(browser_context, url);
+}
+
 }  // namespace athena