Disable flaky tests that were re-enabled in r128299

chrome/browser/history/history_extension_apitest.cc

Index: chrome/browser/history/history_extension_apitest.cc
diff --git a/chrome/browser/history/history_extension_apitest.cc b/chrome/browser/history/history_extension_apitest.cc
index e0efd9a41c8eefdea3694814c9dab6670dd5ec15..42a07e8c6d3c1280512bb0bb723b8446d67730d4 100644
--- a/chrome/browser/history/history_extension_apitest.cc
+++ b/chrome/browser/history/history_extension_apitest.cc
@@ -20,12 +20,12 @@ class HistoryExtensionApiTest : public ExtensionApiTest {
 };
 
 // Full text search indexing sometimes exceeds a timeout. (http://crbug/119505)
-IN_PROC_BROWSER_TEST_F(HistoryExtensionApiTest, MiscSearch) {
+IN_PROC_BROWSER_TEST_F(HistoryExtensionApiTest, DISABLED_MiscSearch) {
   ASSERT_TRUE(RunExtensionSubtest("history", "misc_search.html")) << message_;
 }
 
 // Same could happen here without the FTS (http://crbug/119505)
-IN_PROC_BROWSER_TEST_F(HistoryExtensionApiTest, TimedSearch) {
+IN_PROC_BROWSER_TEST_F(HistoryExtensionApiTest, DISABLED_TimedSearch) {
   ASSERT_TRUE(RunExtensionSubtest("history", "timed_search.html")) << message_;
 }