Install platform apps into a separate data directory

chrome/browser/extensions/extension_prefs.cc

Index: chrome/browser/extensions/extension_prefs.cc
diff --git a/chrome/browser/extensions/extension_prefs.cc b/chrome/browser/extensions/extension_prefs.cc
index 121f4059f6c55ded4707d9e4597676ce89c08ebc..50e078eebeb6a192cc0a7041e34749d4f7b960d6 100644
--- a/chrome/browser/extensions/extension_prefs.cc
+++ b/chrome/browser/extensions/extension_prefs.cc
@@ -1116,6 +1116,18 @@ void ExtensionPrefs::OnExtensionInstalled(
       id, install_time, initial_state == Extension::ENABLED);
   content_settings_store_->RegisterExtension(
       id, install_time, initial_state == Extension::ENABLED);
+
+  // Unpacked extensions default to allowing file access, but if that has been
+  // overridden, don't reset the value.
+  if (Extension::ShouldAlwaysAllowFileAccess(extension->location()) &&
+      !HasAllowFileAccessSetting(id)) {
+    SetAllowFileAccess(id, true);
+  }
+
+  // If the extension should automatically block network startup (e.g., it uses
+  // the webRequest API), set the preference. Otherwise clear it, in case the
+  // extension stopped using a relevant API.
+  SetDelaysNetworkRequests(id, extension->ImplicitlyDelaysNetworkStartup());
 }
 
 void ExtensionPrefs::OnExtensionUninstalled(const std::string& extension_id,