Update offline pages UMAs

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 401385217edbb59036ba97839b06214b9b97320e..25437827532bfa59fc14dc2a8ad228465ce9860e 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
@@ -30,7 +30,6 @@ import java.util.Set;
 @JNINamespace("offline_pages::android")
 public class OfflinePageBridge {
     public static final String BOOKMARK_NAMESPACE = "bookmark";
-    public static final long INVALID_OFFLINE_ID = 0;
 
     /**
      * Retrieves the OfflinePageBridge for the given profile, creating it the first time
@@ -390,13 +389,6 @@ public class OfflinePageBridge {
         assert mIsNativeOfflinePageModelLoaded;
         assert webContents != null;
 
-        if (webContents.isDestroyed()) {
-            callback.onSavePageDone(SavePageResult.CONTENT_UNAVAILABLE, null, INVALID_OFFLINE_ID);
-            RecordHistogram.recordEnumeratedHistogram("OfflinePages.SavePageResult",
-                    SavePageResult.CONTENT_UNAVAILABLE, SavePageResult.RESULT_COUNT);
-            return;
-        }
-
         SavePageCallback callbackWrapper = new SavePageCallback() {
             @Override
             public void onSavePageDone(int savePageResult, String url, long offlineId) {