Chromium pieces to use the WebKit support for isolation file:// documents in...

webkit/tools/test_shell/layout_test_controller.cc

Index: webkit/tools/test_shell/layout_test_controller.cc
===================================================================
--- webkit/tools/test_shell/layout_test_controller.cc	(revision 39247)
+++ webkit/tools/test_shell/layout_test_controller.cc	(working copy)
@@ -152,6 +152,7 @@
   BindMethod("evaluateScriptInIsolatedWorld", &LayoutTestController::evaluateScriptInIsolatedWorld);
   BindMethod("overridePreference", &LayoutTestController::overridePreference);
   BindMethod("setAllowUniversalAccessFromFileURLs", &LayoutTestController::setAllowUniversalAccessFromFileURLs);
+  BindMethod("setAllowFileAccessFromFileURLs", &LayoutTestController::setAllowFileAccessFromFileURLs);
   BindMethod("setTimelineProfilingEnabled", &LayoutTestController::setTimelineProfilingEnabled);
   BindMethod("evaluateInWebInspector", &LayoutTestController::evaluateInWebInspector);
   BindMethod("forceRedSelectionColors", &LayoutTestController::forceRedSelectionColors);
@@ -899,6 +900,16 @@
   result->SetNull();
 }
 
+void LayoutTestController::setAllowFileAccessFromFileURLs(
+    const CppArgumentList& args, CppVariant* result) {
+  if (args.size() > 0 && args[0].isBool()) {
+    WebPreferences* prefs = shell_->GetWebPreferences();
+    prefs->allow_file_access_from_file_urls = args[0].value.boolValue;
+    prefs->Apply(shell_->webView());
+  }
+  result->SetNull();
+}
+
 // Need these conversions because the format of the value for booleans
 // may vary - for example, on mac "1" and "0" are used for boolean.
 bool LayoutTestController::CppVariantToBool(const CppVariant& value) {