Upstream ChromeTab.hasPrerenderedUrl to Tab

chrome/android/java/src/org/chromium/chrome/browser/Tab.java

Index: chrome/android/java/src/org/chromium/chrome/browser/Tab.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/Tab.java b/chrome/android/java/src/org/chromium/chrome/browser/Tab.java
index 0ca6a7326c03caba84b56109116032fa87e7da60..a0b97361fd9e56b03a453e0cd79dc8dd68b6d8c9 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/Tab.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/Tab.java
@@ -2464,6 +2464,11 @@ public class Tab implements ViewGroup.OnHierarchyChangeListener,
         return mAppBannerManager;
     }
 
+    @VisibleForTesting
+    public boolean hasPrerenderedUrl(String url) {
+        return nativeHasPrerenderedUrl(mNativeTabAndroid, url);
+    }
+
     /**
      * Ensures the counter is at least as high as the specified value.  The counter should always
      * point to an unused ID (which will be handed out next time a request comes in).  Exposed so
@@ -2507,5 +2512,7 @@ public class Tab implements ViewGroup.OnHierarchyChangeListener,
             ContentViewCore content, boolean visible);
     private native void nativeDetachOverlayContentViewCore(long nativeTabAndroid,
             ContentViewCore content);
+    private native boolean nativeHasPrerenderedUrl(long nativeTabAndroid, String url);
+
     private static native void nativeRecordStartupToCommitUma();
 }