[Offline Page] Offline page sharing implementation

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 6e1896b2913ab7eaf6a41971ecd32f850b669dce..820b762483bf8b7fdd0aa7e71ab78b76121526e0 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) {
@@ -442,17 +455,18 @@ public class OfflinePageBridge {
     @CalledByNative
     private static void createOfflinePageAndAddToList(List<OfflinePageItem> offlinePagesList,
             String url, long offlineId, String clientNamespace, String clientId, String offlineUrl,
-            long fileSize, long creationTime, int accessCount, long lastAccessTimeMs) {
+            String filePath, long fileSize, long creationTime, int accessCount,
+            long lastAccessTimeMs) {
         offlinePagesList.add(createOfflinePageItem(url, offlineId, clientNamespace, clientId,
-                offlineUrl, fileSize, creationTime, accessCount, lastAccessTimeMs));
+                offlineUrl, filePath, fileSize, creationTime, accessCount, lastAccessTimeMs));
     }
 
     @CalledByNative
     private static OfflinePageItem createOfflinePageItem(String url, long offlineId,
-            String clientNamespace, String clientId, String offlineUrl, long fileSize,
-            long creationTime, int accessCount, long lastAccessTimeMs) {
-        return new OfflinePageItem(url, offlineId, clientNamespace, clientId, offlineUrl, fileSize,
-                creationTime, accessCount, lastAccessTimeMs);
+            String clientNamespace, String clientId, String offlineUrl, String filePath,
+            long fileSize, long creationTime, int accessCount, long lastAccessTimeMs) {
+        return new OfflinePageItem(url, offlineId, clientNamespace, clientId, offlineUrl, filePath,
+                fileSize, creationTime, accessCount, lastAccessTimeMs);
     }
 
     @CalledByNative
@@ -463,6 +477,7 @@ 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);