Flag for Offline Page Sharing

chrome/android/java/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridge.java

Index: chrome/android/java/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridge.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridge.java b/chrome/android/java/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridge.java
index 5416401ffcd8cb131956d6bc0097041d17bed2ff..944e51218c8fb69e7e676b935b5ce7991661945f 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridge.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridge.java
@@ -49,6 +49,7 @@ public class OfflinePageBridge {
     /** Whether an offline sub-feature is enabled or not. */
     private static Boolean sOfflineBookmarksEnabled;
     private static Boolean sBackgroundLoadingEnabled;
+    private static Boolean sPageSharingEnabled;
 
     /**
      * Callback used when saving an offline page.
@@ -142,6 +143,18 @@ public class OfflinePageBridge {
     }
 
     /**
+     * @return True if offline pages sharing is enabled.
+     */
+    @VisibleForTesting
+    public static boolean isPageSharingEnabled() {
+        ThreadUtils.assertOnUiThread();
+        if (sPageSharingEnabled == null) {
+            sPageSharingEnabled = nativeIsPageSharingEnabled();
+        }
+        return sPageSharingEnabled;
+    }
+
+    /**
      * @return True if an offline copy of the given URL can be saved.
      */
     public static boolean canSavePage(String url) {
@@ -468,6 +481,7 @@ public class OfflinePageBridge {
     private static native boolean nativeIsOfflinePagesEnabled();
     private static native boolean nativeIsOfflineBookmarksEnabled();
     private static native boolean nativeIsBackgroundLoadingEnabled();
+    private static native boolean nativeIsPageSharingEnabled();
     private static native boolean nativeCanSavePage(String url);
     private static native OfflinePageBridge nativeGetOfflinePageBridgeForProfile(Profile profile);