Add accessibility function to PDFScriptingAPI

chrome/browser/resources/pdf/pdf.js

Index: chrome/browser/resources/pdf/pdf.js
diff --git a/chrome/browser/resources/pdf/pdf.js b/chrome/browser/resources/pdf/pdf.js
index 663ee2d450c11f6936d3b80ea3feb9ff7558ae98..1e6938f374b5699ba2ae158649902e5addbe85db 100644
--- a/chrome/browser/resources/pdf/pdf.js
+++ b/chrome/browser/resources/pdf/pdf.js
@@ -257,12 +257,23 @@ PDFViewer.prototype = {
         this.pageIndicator_.initialFadeIn();
         this.toolbar_.initialFadeIn();
         break;
-      case 'loadProgress':
-        this.updateProgress_(message.data.progress);
+      case 'getAccessibilityJSONReply':
+        this.sendScriptingMessage_(message.data);
+        break;
+      case 'getPassword':
+        // If the password screen isn't up, put it up. Otherwise we're
+        // responding to an incorrect password so deny it.
+        if (!this.passwordScreen_.active)
+          this.passwordScreen_.active = true;
+        else
+          this.passwordScreen_.deny();
         break;
       case 'goToPage':
         this.viewport_.goToPage(message.data.page);
         break;
+      case 'loadProgress':
+        this.updateProgress_(message.data.progress);
+        break;
       case 'setScrollPosition':
         var position = this.viewport_.position;
         if (message.data.x != undefined)
@@ -271,14 +282,6 @@ PDFViewer.prototype = {
           position.y = message.data.y;
         this.viewport_.position = position;
         break;
-      case 'getPassword':
-        // If the password screen isn't up, put it up. Otherwise we're
-        // responding to an incorrect password so deny it.
-        if (!this.passwordScreen_.active)
-          this.passwordScreen_.active = true;
-        else
-          this.passwordScreen_.deny();
-        break;
       case 'setTranslatedStrings':
         this.passwordScreen_.text = message.data.getPasswordString;
         this.progressBar_.text = message.data.loadingString;
@@ -385,6 +388,7 @@ PDFViewer.prototype = {
         });
         break;
       case 'loadPreviewPage':
+      case 'getAccessibilityJSON':
         this.plugin_.postMessage(message.data);
         break;
     }