AppWindowContents: Clean up unnecessary SuspendRenderViewHost.

apps/app_window.h

Index: apps/app_window.h
diff --git a/apps/app_window.h b/apps/app_window.h
index f2e0e98d815be3c42a10bc939588a7e3cf0d1307..00d78ce6b02f7d43cd893ae80fb0106fc0d6cfb4 100644
--- a/apps/app_window.h
+++ b/apps/app_window.h
@@ -61,7 +61,7 @@ class AppWindowContents {
                           const GURL& url) = 0;
 
   // Called to load the contents, after the app window is created.
-  virtual void LoadContents(int32 creator_process_id) = 0;
+  virtual void LoadContents() = 0;
 
   // Called when the native window changes.
   virtual void NativeWindowChanged(NativeAppWindow* native_app_window) = 0;
@@ -159,9 +159,6 @@ class AppWindow : public content::NotificationObserver,
 
     std::string window_key;
 
-    // The process ID of the process that requested the create.
-    int32 creator_process_id;
-
     // Initial state of the window.
     ui::WindowShowState state;