Wait for test script to be loaded before calling __get_timings

chrome/test/perf/page_cycler_test.cc

Index: chrome/test/perf/page_cycler_test.cc
diff --git a/chrome/test/perf/page_cycler_test.cc b/chrome/test/perf/page_cycler_test.cc
index e07e36bbae65ede8bc8a55de7953d4cc90f495eb..31401eab8c910c826e20e9720e9ec4a147229580 100644
--- a/chrome/test/perf/page_cycler_test.cc
+++ b/chrome/test/perf/page_cycler_test.cc
@@ -197,6 +197,11 @@ class PageCyclerTest : public UIPerfTest {
     pages->assign(UTF8ToWide(cookie));
     ASSERT_FALSE(pages->empty());
 
+    // Wait for the report.html to be loaded.
+    ASSERT_TRUE(WaitUntilCookieValue(
+        tab.get(), test_url, "__navigated_to_report",
+        TestTimeouts::action_max_timeout_ms(), "1"));
+
     // Get the timing cookie value from the DOM automation.
     std::wstring wcookie;
     ASSERT_TRUE(tab->ExecuteAndExtractString(L"",
@@ -442,20 +447,18 @@ TEST_F(PageCyclerReferenceTest, name) { \
 
 // This macro simplifies setting up regular and reference build tests
 // for HTML5 database tests.
-// FLAKY http://crbug.com/67918
 #define PAGE_CYCLER_DATABASE_TESTS(test, name) \
-TEST_F(PageCyclerDatabaseTest, FLAKY_Database##name##File) { \
+TEST_F(PageCyclerDatabaseTest, Database##name##File) { \
   RunTest(test, test, false); \
 } \
-TEST_F(PageCyclerDatabaseReferenceTest, FLAKY_Database##name##File) { \
+TEST_F(PageCyclerDatabaseReferenceTest, Database##name##File) { \
   RunTest(test, test, false); \
 }
 
 // This macro simplifies setting up regular and reference build tests
 // for HTML5 Indexed DB tests.
-// FLAKY http://crbug.com/67918
 #define PAGE_CYCLER_IDB_TESTS(test, name) \
-TEST_F(PageCyclerIndexedDatabaseTest, FLAKY_IndexedDB##name##File) { \
+TEST_F(PageCyclerIndexedDatabaseTest, IndexedDB##name##File) { \
   RunTest(test, test, false); \
 } \
 TEST_F(PageCyclerIndexedDatabaseReferenceTest, IndexedDB##name##File) { \