Reloading page after installing app should bring it into correct process.

chrome/renderer/chrome_content_renderer_client.h

Index: chrome/renderer/chrome_content_renderer_client.h
diff --git a/chrome/renderer/chrome_content_renderer_client.h b/chrome/renderer/chrome_content_renderer_client.h
index 05cd4bbb219e025a81546e444357c010e2087885..bf66a736c990e7d0797f5ff4ad6b38bdfa2c71e6 100644
--- a/chrome/renderer/chrome_content_renderer_client.h
+++ b/chrome/renderer/chrome_content_renderer_client.h
@@ -139,6 +139,8 @@ class ChromeContentRendererClient : public content::ContentRendererClient {
   // extension app's extent.
   bool CrossesExtensionExtents(WebKit::WebFrame* frame,
                                const GURL& new_url,
+                               const ExtensionSet& extensions,
+                               bool is_extension_url,
                                bool is_initial_navigation);
 
   // Returns true if the NaCl plugin can be created. If it returns true, as a