Add logging to tests

chrome/browser/chromeos/login/managed/managed_user_test_base.cc

Index: chrome/browser/chromeos/login/managed/managed_user_test_base.cc
diff --git a/chrome/browser/chromeos/login/managed/managed_user_test_base.cc b/chrome/browser/chromeos/login/managed/managed_user_test_base.cc
index c220cd87e38387acc155b522f5e75ab1f19b1ac2..1e45c9a80ac503ac48985d84750cac81182e9e8c 100644
--- a/chrome/browser/chromeos/login/managed/managed_user_test_base.cc
+++ b/chrome/browser/chromeos/login/managed/managed_user_test_base.cc
@@ -215,7 +215,7 @@ void ManagedUserTestBase::TearDownInProcessBrowserTestFixture() {
 }
 
 void ManagedUserTestBase::JSEval(const std::string& script) {
-  EXPECT_TRUE(content::ExecuteScript(web_contents(), script));
+  EXPECT_TRUE(content::ExecuteScript(web_contents(), script)) << script;
 }
 
 void ManagedUserTestBase::JSExpectAsync(const std::string& function) {
@@ -225,7 +225,7 @@ void ManagedUserTestBase::JSExpectAsync(const std::string& function) {
       StringPrintf(
           "(%s)(function() { window.domAutomationController.send(true); });",
           function.c_str()),
-      &result));
+      &result)) << function;
   EXPECT_TRUE(result);
 }