diff --git a/bower.json b/bower.json
index 7f9984bb9..cd779dc56 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.0.155",
+  "version": "1.0.159",
   "keywords": [
     "Mozilla",
     "pdf",
diff --git a/build/pdf.combined.js b/build/pdf.combined.js
index ddb5270e8..97faf2594 100644
--- a/build/pdf.combined.js
+++ b/build/pdf.combined.js
@@ -21,8 +21,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.0.155';
-PDFJS.build = '68e57f2';
+PDFJS.version = '1.0.159';
+PDFJS.build = '6ea118b';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
@@ -4186,10 +4186,7 @@ var PDFDocumentProxy = (function PDFDocumentProxyClosure() {
      * JavaScript strings in the name tree.
      */
     getJavaScript: function PDFDocumentProxy_getJavaScript() {
-      return new Promise(function (resolve) {
-        var js = this.pdfInfo.javaScript;
-        resolve(js);
-      }.bind(this));
+      return this.transport.getJavaScript();
     },
     /**
      * @return {Promise} A promise that is resolved with an {Array} that is a
@@ -4207,10 +4204,7 @@ var PDFDocumentProxy = (function PDFDocumentProxyClosure() {
      * ].
      */
     getOutline: function PDFDocumentProxy_getOutline() {
-      return new Promise(function (resolve) {
-        var outline = this.pdfInfo.outline;
-        resolve(outline);
-      }.bind(this));
+      return this.transport.getOutline();
     },
     /**
      * @return {Promise} A promise that is resolved with an {Object} that has
@@ -4219,14 +4213,7 @@ var PDFDocumentProxy = (function PDFDocumentProxyClosure() {
      * {Metadata} object with information from the metadata section of the PDF.
      */
     getMetadata: function PDFDocumentProxy_getMetadata() {
-      return new Promise(function (resolve) {
-        var info = this.pdfInfo.info;
-        var metadata = this.pdfInfo.metadata;
-        resolve({
-          info: info,
-          metadata: (metadata ? new PDFJS.Metadata(metadata) : null)
-        });
-      }.bind(this));
+      return this.transport.getMetadata();
     },
     /**
      * @return {Promise} A promise that is resolved with a TypedArray that has
@@ -4922,6 +4909,39 @@ var WorkerTransport = (function WorkerTransportClosure() {
       }.bind(this));
     },
 
+    getJavaScript: function WorkerTransport_getJavaScript() {
+      return new Promise(function (resolve) {
+        this.messageHandler.send('GetJavaScript', null,
+          function transportJavaScript(js) {
+            resolve(js);
+          }
+        );
+      }.bind(this));
+    },
+
+    getOutline: function WorkerTransport_getOutline() {
+      return new Promise(function (resolve) {
+        this.messageHandler.send('GetOutline', null,
+          function transportOutline(outline) {
+            resolve(outline);
+          }
+        );
+      }.bind(this));
+    },
+
+    getMetadata: function WorkerTransport_getMetadata() {
+      return new Promise(function (resolve) {
+        this.messageHandler.send('GetMetadata', null,
+          function transportMetadata(results) {
+            resolve({
+              info: results[0],
+              metadata: (results[1] ? new PDFJS.Metadata(results[1]) : null)
+            });
+          }
+        );
+      }.bind(this));
+    },
+
     startCleanup: function WorkerTransport_startCleanup() {
       this.messageHandler.send('Cleanup', null,
         function endCleanup() {
@@ -41938,23 +41958,13 @@ var WorkerMessageHandler = PDFJS.WorkerMessageHandler = {
       var parseSuccess = function parseSuccess() {
         var numPagesPromise = pdfManager.ensureDoc('numPages');
         var fingerprintPromise = pdfManager.ensureDoc('fingerprint');
-        var outlinePromise = pdfManager.ensureCatalog('documentOutline');
-        var infoPromise = pdfManager.ensureDoc('documentInfo');
-        var metadataPromise = pdfManager.ensureCatalog('metadata');
         var encryptedPromise = pdfManager.ensureXRef('encrypt');
-        var javaScriptPromise = pdfManager.ensureCatalog('javaScript');
-        Promise.all([numPagesPromise, fingerprintPromise, outlinePromise,
-                     infoPromise, metadataPromise, encryptedPromise,
-                     javaScriptPromise]).then(function onDocReady(results) {
-
+        Promise.all([numPagesPromise, fingerprintPromise,
+                     encryptedPromise]).then(function onDocReady(results) {
           var doc = {
             numPages: results[0],
             fingerprint: results[1],
-            outline: results[2],
-            info: results[3],
-            metadata: results[4],
-            encrypted: !!results[5],
-            javaScript: results[6]
+            encrypted: !!results[2],
           };
           loadDocumentCapability.resolve(doc);
         },
@@ -42219,6 +42229,32 @@ var WorkerMessageHandler = PDFJS.WorkerMessageHandler = {
       }
     );
 
+    handler.on('GetJavaScript',
+      function wphSetupGetJavaScript(data, deferred) {
+        pdfManager.ensureCatalog('javaScript').then(function (js) {
+          deferred.resolve(js);
+        }, deferred.reject);
+      }
+    );
+
+    handler.on('GetOutline',
+      function wphSetupGetOutline(data, deferred) {
+        pdfManager.ensureCatalog('documentOutline').then(function (outline) {
+          deferred.resolve(outline);
+        }, deferred.reject);
+      }
+    );
+
+    handler.on('GetMetadata',
+      function wphSetupGetMetadata(data, deferred) {
+        Promise.all([pdfManager.ensureDoc('documentInfo'),
+                     pdfManager.ensureCatalog('metadata')]).then(
+            function (results) {
+          deferred.resolve(results);
+        }, deferred.reject);
+      }
+    );
+
     handler.on('GetData', function wphSetupGetData(data, deferred) {
       pdfManager.requestLoadedStream();
       pdfManager.onLoadedStream().then(function(stream) {
diff --git a/build/pdf.js b/build/pdf.js
index fb3b96b90..3365166b9 100644
--- a/build/pdf.js
+++ b/build/pdf.js
@@ -21,8 +21,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.0.155';
-PDFJS.build = '68e57f2';
+PDFJS.version = '1.0.159';
+PDFJS.build = '6ea118b';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
@@ -4186,10 +4186,7 @@ var PDFDocumentProxy = (function PDFDocumentProxyClosure() {
      * JavaScript strings in the name tree.
      */
     getJavaScript: function PDFDocumentProxy_getJavaScript() {
-      return new Promise(function (resolve) {
-        var js = this.pdfInfo.javaScript;
-        resolve(js);
-      }.bind(this));
+      return this.transport.getJavaScript();
     },
     /**
      * @return {Promise} A promise that is resolved with an {Array} that is a
@@ -4207,10 +4204,7 @@ var PDFDocumentProxy = (function PDFDocumentProxyClosure() {
      * ].
      */
     getOutline: function PDFDocumentProxy_getOutline() {
-      return new Promise(function (resolve) {
-        var outline = this.pdfInfo.outline;
-        resolve(outline);
-      }.bind(this));
+      return this.transport.getOutline();
     },
     /**
      * @return {Promise} A promise that is resolved with an {Object} that has
@@ -4219,14 +4213,7 @@ var PDFDocumentProxy = (function PDFDocumentProxyClosure() {
      * {Metadata} object with information from the metadata section of the PDF.
      */
     getMetadata: function PDFDocumentProxy_getMetadata() {
-      return new Promise(function (resolve) {
-        var info = this.pdfInfo.info;
-        var metadata = this.pdfInfo.metadata;
-        resolve({
-          info: info,
-          metadata: (metadata ? new PDFJS.Metadata(metadata) : null)
-        });
-      }.bind(this));
+      return this.transport.getMetadata();
     },
     /**
      * @return {Promise} A promise that is resolved with a TypedArray that has
@@ -4970,6 +4957,39 @@ var WorkerTransport = (function WorkerTransportClosure() {
       }.bind(this));
     },
 
+    getJavaScript: function WorkerTransport_getJavaScript() {
+      return new Promise(function (resolve) {
+        this.messageHandler.send('GetJavaScript', null,
+          function transportJavaScript(js) {
+            resolve(js);
+          }
+        );
+      }.bind(this));
+    },
+
+    getOutline: function WorkerTransport_getOutline() {
+      return new Promise(function (resolve) {
+        this.messageHandler.send('GetOutline', null,
+          function transportOutline(outline) {
+            resolve(outline);
+          }
+        );
+      }.bind(this));
+    },
+
+    getMetadata: function WorkerTransport_getMetadata() {
+      return new Promise(function (resolve) {
+        this.messageHandler.send('GetMetadata', null,
+          function transportMetadata(results) {
+            resolve({
+              info: results[0],
+              metadata: (results[1] ? new PDFJS.Metadata(results[1]) : null)
+            });
+          }
+        );
+      }.bind(this));
+    },
+
     startCleanup: function WorkerTransport_startCleanup() {
       this.messageHandler.send('Cleanup', null,
         function endCleanup() {
diff --git a/build/pdf.worker.js b/build/pdf.worker.js
index 7a60b673c..32f322701 100644
--- a/build/pdf.worker.js
+++ b/build/pdf.worker.js
@@ -21,8 +21,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.0.155';
-PDFJS.build = '68e57f2';
+PDFJS.version = '1.0.159';
+PDFJS.build = '6ea118b';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
@@ -37348,23 +37348,13 @@ var WorkerMessageHandler = PDFJS.WorkerMessageHandler = {
       var parseSuccess = function parseSuccess() {
         var numPagesPromise = pdfManager.ensureDoc('numPages');
         var fingerprintPromise = pdfManager.ensureDoc('fingerprint');
-        var outlinePromise = pdfManager.ensureCatalog('documentOutline');
-        var infoPromise = pdfManager.ensureDoc('documentInfo');
-        var metadataPromise = pdfManager.ensureCatalog('metadata');
         var encryptedPromise = pdfManager.ensureXRef('encrypt');
-        var javaScriptPromise = pdfManager.ensureCatalog('javaScript');
-        Promise.all([numPagesPromise, fingerprintPromise, outlinePromise,
-                     infoPromise, metadataPromise, encryptedPromise,
-                     javaScriptPromise]).then(function onDocReady(results) {
-
+        Promise.all([numPagesPromise, fingerprintPromise,
+                     encryptedPromise]).then(function onDocReady(results) {
           var doc = {
             numPages: results[0],
             fingerprint: results[1],
-            outline: results[2],
-            info: results[3],
-            metadata: results[4],
-            encrypted: !!results[5],
-            javaScript: results[6]
+            encrypted: !!results[2],
           };
           loadDocumentCapability.resolve(doc);
         },
@@ -37629,6 +37619,32 @@ var WorkerMessageHandler = PDFJS.WorkerMessageHandler = {
       }
     );
 
+    handler.on('GetJavaScript',
+      function wphSetupGetJavaScript(data, deferred) {
+        pdfManager.ensureCatalog('javaScript').then(function (js) {
+          deferred.resolve(js);
+        }, deferred.reject);
+      }
+    );
+
+    handler.on('GetOutline',
+      function wphSetupGetOutline(data, deferred) {
+        pdfManager.ensureCatalog('documentOutline').then(function (outline) {
+          deferred.resolve(outline);
+        }, deferred.reject);
+      }
+    );
+
+    handler.on('GetMetadata',
+      function wphSetupGetMetadata(data, deferred) {
+        Promise.all([pdfManager.ensureDoc('documentInfo'),
+                     pdfManager.ensureCatalog('metadata')]).then(
+            function (results) {
+          deferred.resolve(results);
+        }, deferred.reject);
+      }
+    );
+
     handler.on('GetData', function wphSetupGetData(data, deferred) {
       pdfManager.requestLoadedStream();
       pdfManager.onLoadedStream().then(function(stream) {
diff --git a/package.json b/package.json
index de9265ff1..9092c1b8d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.0.155",
+  "version": "1.0.159",
   "description": "Generic build of Mozilla's PDF.js library.",
   "keywords": [
     "Mozilla",