Pass content-type resources to web intents. Goes through download, then invokes the p…

content/browser/download/download_item_impl.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_ITEM_IMPL_H_
 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_ITEM_IMPL_H_
 #pragma once
 
 #include <string>
 
@@ skipping 28 matching lines @@
     Delegate();
     virtual ~Delegate();
 
     // Used for catching use-after-free errors.
     void Attach();
     void Detach();
 
     // Tests if a file type should be opened automatically.
     virtual bool ShouldOpenFileBasedOnExtension(const FilePath& path) = 0;
 
+    // Allows the delegate to indicate whether the download item should be
+    // dispatched as a web intent.
+    virtual bool ShouldOpenWithWebIntent(DownloadItem* download) = 0;
+
     // Allows the delegate to override the opening of a download. If it returns
     // true then it's reponsible for opening the item.
     virtual bool ShouldOpenDownload(DownloadItem* download) = 0;
 
     // Checks whether a downloaded file still exists and updates the
     // file's state if the file is already removed.
     // The check may or may not result in a later asynchronous call
     // to OnDownloadedFileRemoved().
     virtual void CheckForFileRemoval(DownloadItem* download_item) = 0;
 
@@ skipping 179 matching lines @@
 
   // Called when safety_state_ should be recomputed from is_dangerous_file
   // and is_dangerous_url.
   void UpdateSafetyState();
 
   // Helper function to recompute |state_info_.target_name| when
   // it may have changed.  (If it's non-null it should be left alone,
   // otherwise updated from |full_path_|.)
   void UpdateTarget();
 
+  // Dispatch the content of the downloaded resource as a web intent. This will
+  // trigger a call to the WebContentsDelegate of the initiating context.
+  void DispatchAsWebIntent();
+
   // State information used by the download manager.
   DownloadStateInfo state_info_;
 
   // Display name for the download if different from the target filename.
   FilePath display_name_;
 
   // The handle to the request information.  Used for operations outside the
   // download system.
   scoped_ptr<DownloadRequestHandleInterface> request_handle_;
 
@@ skipping 127 matching lines @@
   // are owned by the DownloadItemImpl.
   std::map<const void*, ExternalData*> external_data_map_;
 
   // Net log to use for this download.
   const net::BoundNetLog bound_net_log_;
 
   DISALLOW_COPY_AND_ASSIGN(DownloadItemImpl);
 };
 
 #endif  // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_ITEM_IMPL_H_