Remove printfs from test

Change-Id: Iba981ff6af26161e2ce4318a66527b0f458e23e4
Reviewed-on: https://chromium-review.googlesource.com/918403Reviewed-by: Trent Apted <tapted@chromium.org>
Commit-Queue: ccameron <ccameron@chromium.org>
Cr-Commit-Position: refs/heads/master@{#536687}

chrome/browser/ui/browser_browsertest.cc

@@ -1948,9 +1948,7 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, MAYBE_WindowOpenClose3) {
   base::string16 title = ASCIIToUTF16("Title Of Awesomeness");
   content::TitleWatcher title_watcher(
       browser()->tab_strip_model()->GetActiveWebContents(), title);
-  printf("A\n");
   ui_test_utils::NavigateToURLBlockUntilNavigationsComplete(browser(), url, 2);
-  printf("BBBBB\n");
   EXPECT_EQ(title, title_watcher.WaitAndGetTitle());
 }