DevTools: allow storing devtools preferences on the browser side.

content/shell/browser/webkit_test_controller.cc

Index: content/shell/browser/webkit_test_controller.cc
diff --git a/content/shell/browser/webkit_test_controller.cc b/content/shell/browser/webkit_test_controller.cc
index 4c0fd3203844f962387c0df4f3f03119f3378605..b74be9ca34315fb1b95699d8ce41b2284cd419c6 100644
--- a/content/shell/browser/webkit_test_controller.cc
+++ b/content/shell/browser/webkit_test_controller.cc
@@ -583,17 +583,17 @@ void WebKitTestController::OnClearDevToolsLocalStorage() {
   StoragePartition* storage_partition =
       BrowserContext::GetStoragePartition(browser_context, NULL);
   storage_partition->GetDOMStorageContext()->DeleteLocalStorage(
-      content::LayoutTestDevToolsFrontend::GetDevToolsPathAsURL("", "")
+      content::LayoutTestDevToolsFrontend::GetDevToolsPathAsURL("")
           .GetOrigin());
 }
 
-void WebKitTestController::OnShowDevTools(const std::string& settings,
+void WebKitTestController::OnShowDevTools(const std::string& test_path,
                                           const std::string& frontend_url) {
   if (!devtools_frontend_) {
     devtools_frontend_ = LayoutTestDevToolsFrontend::Show(
-        main_window_->web_contents(), settings, frontend_url);
+        main_window_->web_contents(), test_path, frontend_url);
   } else {
-    devtools_frontend_->ReuseFrontend(settings, frontend_url);
+    devtools_frontend_->ReuseFrontend(test_path, frontend_url);
   }
   devtools_frontend_->Activate();
   devtools_frontend_->Focus();