Introduce InfoBarTabService API.

chrome/browser/ui/startup/startup_browser_creator_browsertest.cc

Index: chrome/browser/ui/startup/startup_browser_creator_browsertest.cc
diff --git a/chrome/browser/ui/startup/startup_browser_creator_browsertest.cc b/chrome/browser/ui/startup/startup_browser_creator_browsertest.cc
index a7ed550513ed8e84ec254eb41438fee9cb33a5ac..3a4a1b1258f6b9ece22c489d117679afc660b42c 100644
--- a/chrome/browser/ui/startup/startup_browser_creator_browsertest.cc
+++ b/chrome/browser/ui/startup/startup_browser_creator_browsertest.cc
@@ -645,7 +645,7 @@ IN_PROC_BROWSER_TEST_F(StartupBrowserCreatorTest, ProfilesLaunchedAfterCrash) {
   EXPECT_EQ(GURL(chrome::kChromeUINewTabURL),
             chrome::GetWebContentsAt(new_browser, 0)->GetURL());
   EXPECT_EQ(1U, chrome::GetTabContentsAt(new_browser, 0)->infobar_tab_helper()->
-            infobar_count());
+            GetInfoBarCount());
 
   // The profile which normally opens last open pages displays the new tab page.
   ASSERT_EQ(1u, browser::GetBrowserCount(profile_last));
@@ -655,7 +655,7 @@ IN_PROC_BROWSER_TEST_F(StartupBrowserCreatorTest, ProfilesLaunchedAfterCrash) {
   EXPECT_EQ(GURL(chrome::kChromeUINewTabURL),
             chrome::GetWebContentsAt(new_browser, 0)->GetURL());
   EXPECT_EQ(1U, chrome::GetTabContentsAt(new_browser, 0)->infobar_tab_helper()->
-            infobar_count());
+            GetInfoBarCount());
 
   // The profile which normally opens URLs displays the new tab page.
   ASSERT_EQ(1u, browser::GetBrowserCount(profile_urls));
@@ -665,6 +665,6 @@ IN_PROC_BROWSER_TEST_F(StartupBrowserCreatorTest, ProfilesLaunchedAfterCrash) {
   EXPECT_EQ(GURL(chrome::kChromeUINewTabURL),
             chrome::GetWebContentsAt(new_browser, 0)->GetURL());
   EXPECT_EQ(1U, chrome::GetTabContentsAt(new_browser, 0)->infobar_tab_helper()->
-            infobar_count());
+            GetInfoBarCount());
 }
 #endif  // !OS_CHROMEOS