Remove legacy PDF JSON interface.

chrome/browser/resources/pdf/pdf_scripting_api.js

 // Copyright 2014 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.
 
 /**
  * Turn a dictionary received from postMessage into a key event.
  * @param {Object} dict A dictionary representing the key event.
  * @return {Event} A key event.
  */
 function DeserializeKeyEvent(dict) {
@@ skipping 58 matching lines @@
                                         event.data.pageY,
                                         event.data.pageWidth,
                                         event.data.viewportWidth,
                                         event.data.viewportHeight);
         break;
       case 'documentLoaded':
         this.loadState_ = event.data.load_state;
         if (this.loadCallback_)
           this.loadCallback_(this.loadState_ == LoadState.SUCCESS);
         break;
-      case 'getAccessibilityJSONReply':
-        if (this.accessibilityCallback_) {
-          this.accessibilityCallback_(event.data.json);
-          this.accessibilityCallback_ = null;
-        }
-        break;
       case 'getSelectedTextReply':
         if (this.selectedTextCallback_) {
           this.selectedTextCallback_(event.data.selectedText);
           this.selectedTextCallback_ = null;
         }
         break;
       case 'sendKeyEvent':
         if (this.keyEventCallback_)
           this.keyEventCallback_(DeserializeKeyEvent(event.data.keyEvent));
         break;
@@ skipping 88 matching lines @@
    */
   loadPreviewPage: function(url, index) {
     this.sendMessage_({
       type: 'loadPreviewPage',
       url: url,
       index: index
     });
   },
 
   /**
-   * Get accessibility JSON for the document. May only be called after document
-   * load.
-   * @param {Function} callback a callback to be called with the accessibility
-   *     json that has been retrieved.
-   * @param {number} [page] the 0-indexed page number to get accessibility data
-   *     for. If this is not provided, data about the entire document is
-   *     returned.
-   * @return {boolean} true if the function is successful, false if there is an
-   *     outstanding request for accessibility data that has not been answered.
-   */
-  getAccessibilityJSON: function(callback, page) {
-    if (this.accessibilityCallback_)
-      return false;
-    this.accessibilityCallback_ = callback;
-    var message = {
-      type: 'getAccessibilityJSON',
-    };
-    if (page || page == 0)
-      message.page = page;
-    this.sendMessage_(message);
-    return true;
-  },
-
-  /**
    * Select all the text in the document. May only be called after document
    * load.
    */
   selectAll: function() {
     this.sendMessage_({
       type: 'selectAll'
     });
   },
 
   /**
@@ skipping 56 matching lines @@
   // Add the functions to the iframe so that they can be called directly.
   iframe.setViewportChangedCallback =
       client.setViewportChangedCallback.bind(client);
   iframe.setLoadCallback = client.setLoadCallback.bind(client);
   iframe.setKeyEventCallback = client.setKeyEventCallback.bind(client);
   iframe.resetPrintPreviewMode = client.resetPrintPreviewMode.bind(client);
   iframe.loadPreviewPage = client.loadPreviewPage.bind(client);
   iframe.sendKeyEvent = client.sendKeyEvent.bind(client);
   return iframe;
 }