Show "storage almost full" message when a page is saved offline

chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkUtils.java

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.enhancedbookmarks;
 
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.Bitmap;
@@ skipping 80 matching lines @@
                     public void onAction(Object actionData) {
                         @SuppressWarnings("unchecked")
                         Pair<EnhancedBookmarksModel, BookmarkId> pair = (Pair<
                                 EnhancedBookmarksModel, BookmarkId>) actionData;
                         // Show edit activity with the name of parent folder highlighted.
                         startEditActivity(activity, enhancedId);
                         pair.first.destroy();
                     }
                 };
 
-                int messageId = bookmarkModel.getOfflinePageBridge() == null
-                        ? R.string.enhanced_bookmark_page_saved
-                        : R.string.enhanced_bookmark_page_saved_offline_pages;
+                int messageId;
+                int buttonId;
+                if (bookmarkModel.getOfflinePageBridge() == null) {
+                    messageId = R.string.enhanced_bookmark_page_saved;
+                    buttonId = R.string.enhanced_bookmark_item_edit;
+                } else {
+                    boolean isStorageAlmostFull =
+                            bookmarkModel.getOfflinePageBridge().isStorageAlmostFull();
+                    messageId = isStorageAlmostFull
+                            ? R.string.enhanced_bookmark_page_saved_offline_pages_storage_near_full
+                            : R.string.enhanced_bookmark_page_saved_offline_pages;
+                    // TODO(fgorski): show "FREE UP SPACE" button.
+                    buttonId = R.string.enhanced_bookmark_item_edit;
+                }
                 snackbarManager.showSnackbar(Snackbar.make(
                         activity.getString(messageId), snackbarController)
-                        .setAction(activity.getString(R.string.enhanced_bookmark_item_edit), pair));
+                        .setAction(activity.getString(buttonId), pair));
             }
         };
 
         bookmarkModel.addBookmarkAsync(bookmarkModel.getDefaultFolder(), 0, tab.getTitle(),
                                        tab.getUrl(), tab.getWebContents(), callback);
     }
 
     /**
      * Shows enhanced bookmark main UI, if it is turned on. Does nothing if it is turned off.
      * @return True if enhanced bookmark is on, false otherwise.
@@ skipping 78 matching lines @@
     /**
      * Updates the title of chrome shown in recent tasks. It only takes effect in document mode.
      */
     public static void setTaskDescriptionInDocumentMode(Activity activity, String description) {
         if (FeatureUtilities.isDocumentMode(activity)) {
             // Setting icon to be null and color to be 0 will means "take no effect".
             ApiCompatibilityUtils.setTaskDescription(activity, description, null, 0);
         }
     }
 }