Remove experimental permission from infobars API and moving it to dev channel

chrome/test/data/extensions/api_test/window_open/spanning/background.js

Index: chrome/test/data/extensions/api_test/window_open/spanning/background.js
diff --git a/chrome/test/data/extensions/api_test/window_open/spanning/background.js b/chrome/test/data/extensions/api_test/window_open/spanning/background.js
index 035aeebe884dd180fc8cc1d2072232991dbc2000..582b5b67fbad1b896c5489ef522ffdf1059c35b3 100644
--- a/chrome/test/data/extensions/api_test/window_open/spanning/background.js
+++ b/chrome/test/data/extensions/api_test/window_open/spanning/background.js
@@ -14,8 +14,7 @@ function openFromNormalShouldOpenInNormal() {
     chrome.test.assertFalse(windows[0].tabs[0].incognito);
 
     // The rest of the test continues in infobar.html.
-    chrome.experimental.infobars.show({tabId: windows[0].tabs[0].id,
-                                       path: "infobar.html"});
+    chrome.infobars.show({tabId: windows[0].tabs[0].id, path: "infobar.html"});
   });
 }
 
@@ -31,8 +30,7 @@ function openFromExtensionHostInIncognitoBrowserShouldOpenInNormalBrowser() {
         chrome.tabs.getAllInWindow(incognitoWin.id, function(tabs) {
           chrome.test.assertEq(1, tabs.length);
           // The rest of the test continues in infobar.html.
-          chrome.experimental.infobars.show({tabId: tabs[0].id,
-                                             path: "infobar.html"});
+          chrome.infobars.show({tabId: tabs[0].id, path: "infobar.html"});
         });
       });
     });