Index: chrome/browser/resources/pdf/background.js |
diff --git a/chrome/browser/resources/pdf/background.js b/chrome/browser/resources/pdf/background.js |
deleted file mode 100644 |
index 1bf748a8ac1ea11f86369e233ab92a690094b07c..0000000000000000000000000000000000000000 |
--- a/chrome/browser/resources/pdf/background.js |
+++ /dev/null |
@@ -1,63 +0,0 @@ |
-// Copyright 2013 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. |
- |
-(function() { |
- 'use strict'; |
- |
- /** |
- * A map of view ID (which identifies a particular PDF viewer instance) to |
- * stream object. |
- * @type {Object.<string, Object>} |
- */ |
- var streams = {}; |
- |
- /** |
- * A map of view ID (which identifies a particular PDF viewer instance) to |
- * initialization function for that view. |
- * @type {Object.<string, Function>} |
- */ |
- var pluginInitFunctions = {}; |
- |
- /** |
- * If we have received a stream object and an initialization function for a |
- * particular PDF viewer instance we know that the extension has loaded in |
- * and we can pass it the stream. We can then delete the corresponding map |
- * entries. |
- * @param {string} viewId The ID of the view to initialize with a stream. |
- */ |
- function flush(viewId) { |
- if (viewId in streams && viewId in pluginInitFunctions) { |
- pluginInitFunctions[viewId](streams[viewId]); |
- delete streams[viewId]; |
- delete pluginInitFunctions[viewId]; |
- } |
- } |
- |
- /** |
- * This is called when loading a document with the PDF mime type and passes a |
- * stream that points to the PDF file. This may be run before or after we |
- * receive a message from the PDF viewer with its initialization function. |
- */ |
- chrome.streamsPrivate.onExecuteMimeTypeHandler.addListener( |
- function(streamDetails) { |
- // Store the stream until we are contacted by the PDF viewer that owns the |
- // stream. |
- streams[streamDetails.viewId] = streamDetails; |
- flush(streamDetails.viewId); |
- } |
- ); |
- |
- /** |
- * This is called when we receive a message from the PDF viewer indicating |
- * it has loaded and is ready to receive a stream of the data. |
- */ |
- chrome.runtime.onMessage.addListener( |
- function(request, sender, responseFunction) { |
- // Store the initialization function until we receive the stream which |
- // corresponds to the PDF viewer. |
- pluginInitFunctions[request.viewId] = responseFunction; |
- flush(request.viewId); |
- } |
- ); |
-}()); |