Change external link handling policy for CCTs

chrome/android/java/src/org/chromium/chrome/browser/externalnav/ExternalNavigationHandler.java

Index: chrome/android/java/src/org/chromium/chrome/browser/externalnav/ExternalNavigationHandler.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/externalnav/ExternalNavigationHandler.java b/chrome/android/java/src/org/chromium/chrome/browser/externalnav/ExternalNavigationHandler.java
index 3524e7b1e43a1bf290ef3af4e726b789c3386935..aa8298001e127c721d9b6cdd52be8d4799e74655 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/externalnav/ExternalNavigationHandler.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/externalnav/ExternalNavigationHandler.java
@@ -206,11 +206,7 @@ public class ExternalNavigationHandler {
         // http://crbug/424029 : Need to stay in Chrome for an intent heading explicitly to Chrome.
         if (params.getRedirectHandler() != null) {
             TabRedirectHandler handler = params.getRedirectHandler();
-            if (handler.isFromCustomTabIntent()) {
-                // http://crbug.com/613667 : Custom tabs forbids external navigation for the first
-                // url, unless the first url is a redirect.
-                if (!params.isRedirect()) return OverrideUrlLoadingResult.NO_OVERRIDE;
-            } else if (handler.shouldStayInChrome(isExternalProtocol)
+            if (handler.shouldStayInChrome(isExternalProtocol)
                     || handler.shouldNotOverrideUrlLoading()) {
                 return OverrideUrlLoadingResult.NO_OVERRIDE;
             }