Menu hook plumbed through to RequestCoordinator.

chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ContextMenuItemDelegate.java

Index: chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ContextMenuItemDelegate.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ContextMenuItemDelegate.java b/chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ContextMenuItemDelegate.java
index a4ecaf400d35d46bee413e25262c6e1f05d6a14c..4185e6c56ee37406f2f96489e676a74746a4b154 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ContextMenuItemDelegate.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ContextMenuItemDelegate.java
@@ -4,6 +4,7 @@
 
 package org.chromium.chrome.browser.contextmenu;
 
+import org.chromium.chrome.browser.offlinepages.OfflinePageBridge;
 import org.chromium.chrome.browser.tab.Tab;
 import org.chromium.content.browser.ContentViewCore;
 import org.chromium.content_public.common.Referrer;
@@ -108,4 +109,10 @@ public interface ContextMenuItemDelegate {
      * @param pageUrl URL of the current page.
      */
     void onOpenInChrome(String linkUrl, String pageUrl);
+
+    /**
+     * Called to get the offline page bridge to use for the current tab.
+     * @returns OfflinePageBridge.
+     */
+    OfflinePageBridge getOfflinePageBridge();

[fgorski, 2016/05/06 07:03:09]

Looking at how this interface is structured, I think you should have an action
here:
savePageLater(url).

or: onSavePageLater(url)

Implementation should be on: TabContextMenuItemDelegate

You don't have to change ContextMenuHelper.

[Pete Williamson, 2016/05/06 18:28:13]

Done.

 }