Change ExecuteJavaScript* helper functions in browser_test_utils.{h,cc}

chrome/browser/net/load_timing_observer_browsertest.cc

Index: chrome/browser/net/load_timing_observer_browsertest.cc
diff --git a/chrome/browser/net/load_timing_observer_browsertest.cc b/chrome/browser/net/load_timing_observer_browsertest.cc
index d7be0c5f9e22e567c7e8a3eca17797365508bc31..b97a706533c6fb83397a45bddf2ac20bada0323d 100644
--- a/chrome/browser/net/load_timing_observer_browsertest.cc
+++ b/chrome/browser/net/load_timing_observer_browsertest.cc
@@ -29,14 +29,18 @@ IN_PROC_BROWSER_TEST_F(LoadTimingObserverTest, DISABLED_CacheHitAfterRedirect) {
   content::RenderViewHost* render_view_host =
       chrome::GetActiveWebContents(browser())->GetRenderViewHost();
   ASSERT_TRUE(content::ExecuteJavaScriptAndExtractInt(
-      render_view_host, L"",
-      L"window.domAutomationController.send("
-      L"window.performance.timing.responseStart - "
-      L"window.performance.timing.navigationStart)", &response_start));
+      render_view_host,
+      "",
+      "window.domAutomationController.send("
+      "    window.performance.timing.responseStart - "
+      "    window.performance.timing.navigationStart)",
+      &response_start));
   ASSERT_TRUE(content::ExecuteJavaScriptAndExtractInt(
-      render_view_host, L"",
-      L"window.domAutomationController.send("
-      L"window.performance.timing.responseEnd - "
-      L"window.performance.timing.navigationStart)", &response_end));
+      render_view_host,
+      "",
+      "window.domAutomationController.send("
+      "    window.performance.timing.responseEnd - "
+      "    window.performance.timing.navigationStart)",
+      &response_end));
   EXPECT_LE(response_start, response_end);
 }