Bug 1600994 - Update pdf.js to version 2.4.163. r=bdahl

Differential Revision: https://phabricator.services.mozilla.com/D55694

--HG--
extra : moz-landing-system : lando

browser/extensions/pdfjs/README.mozilla

 This is the PDF.js project output, https://github.com/mozilla/pdf.js
 
-Current extension version is: 2.4.152
+Current extension version is: 2.4.163
 
-Taken from upstream commit: 827eb64b
+Taken from upstream commit: 514b500a

browser/extensions/pdfjs/content/build/pdf.js

@@ -123,8 +123,8 @@ return /******/ (function(modules) { // webpackBootstrap
 "use strict";
 
 
-var pdfjsVersion = '2.4.152';
-var pdfjsBuild = '827eb64b';
+var pdfjsVersion = '2.4.163';
+var pdfjsBuild = '514b500a';
 
 var pdfjsSharedUtil = __w_pdfjs_require__(1);
 
@@ -1280,7 +1280,7 @@ function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
 
   return worker.messageHandler.sendWithPromise('GetDocRequest', {
     docId,
-    apiVersion: '2.4.152',
+    apiVersion: '2.4.163',
     source: {
       data: source.data,
       url: source.url,
@@ -3214,9 +3214,9 @@ const InternalRenderTask = function InternalRenderTaskClosure() {
   return InternalRenderTask;
 }();
 
-const version = '2.4.152';
+const version = '2.4.163';
 exports.version = version;
-const build = '827eb64b';
+const build = '514b500a';
 exports.build = build;
 
 /***/ }),

browser/extensions/pdfjs/content/build/pdf.worker.js

@@ -123,8 +123,8 @@ return /******/ (function(modules) { // webpackBootstrap
 "use strict";
-const pdfjsVersion = '2.4.152';
-const pdfjsBuild = '827eb64b';
+const pdfjsVersion = '2.4.163';
+const pdfjsBuild = '514b500a';
 const pdfjsCoreWorker = __w_pdfjs_require__(1);
@@ -223,7 +223,7 @@ var WorkerMessageHandler = {
     var WorkerTasks = [];
     const verbosity = (0, _util.getVerbosityLevel)();
     const apiVersion = docParams.apiVersion;
-    const workerVersion = '2.4.152';
+    const workerVersion = '2.4.163';
     if (apiVersion !== workerVersion) {
       throw new Error(`The API version "${apiVersion}" does not match ` + `the Worker version "${workerVersion}".`);
@@ -5157,9 +5157,9 @@ var XRef = function XRefClosure() {
       const num = ref.num;
-      if (this._cacheMap.has(num)) {
-        const cacheEntry = this._cacheMap.get(num);
+      const cacheEntry = this._cacheMap.get(num);
+      if (cacheEntry !== undefined) {
         if (cacheEntry instanceof _primitives.Dict && !cacheEntry.objId) {
           cacheEntry.objId = ref.toString();
         }
@@ -5208,14 +5208,6 @@ var XRef = function XRefClosure() {
       var obj2 = parser.getObj();
       var obj3 = parser.getObj();
-      if (!Number.isInteger(obj1)) {
-        obj1 = parseInt(obj1, 10);
-      }
-
-      if (!Number.isInteger(obj2)) {
-        obj2 = parseInt(obj2, 10);
-      }
-
       if (obj1 !== num || obj2 !== gen || !(obj3 instanceof _primitives.Cmd)) {
         throw new _core_utils.XRefEntryException(`Bad (uncompressed) XRef entry: ${ref}`);
       }
@@ -5246,15 +5238,15 @@ var XRef = function XRefClosure() {
     },
     fetchCompressed(ref, xrefEntry, suppressEncryption = false) {
-      var tableOffset = xrefEntry.offset;
-      var stream = this.fetch(_primitives.Ref.get(tableOffset, 0));
+      const tableOffset = xrefEntry.offset;
+      const stream = this.fetch(_primitives.Ref.get(tableOffset, 0));
       if (!(0, _primitives.isStream)(stream)) {
         throw new _util.FormatError('bad ObjStm stream');
       }
-      var first = stream.dict.get('First');
-      var n = stream.dict.get('N');
+      const first = stream.dict.get('First');
+      const n = stream.dict.get('N');
       if (!Number.isInteger(first) || !Number.isInteger(n)) {
         throw new _util.FormatError('invalid first and n parameters for ObjStm stream');
@@ -5265,38 +5257,43 @@ var XRef = function XRefClosure() {
         xref: this,
         allowStreams: true
       });
-      var i,
-          entries = [],
-          num,
-          nums = [];
-      for (i = 0; i < n; ++i) {
-        num = parser.getObj();
+      const nums = new Array(n);
+      for (let i = 0; i < n; ++i) {
+        const num = parser.getObj();
         if (!Number.isInteger(num)) {
           throw new _util.FormatError(`invalid object number in the ObjStm stream: ${num}`);
         }
-        nums.push(num);
-        var offset = parser.getObj();
+        const offset = parser.getObj();
         if (!Number.isInteger(offset)) {
           throw new _util.FormatError(`invalid object offset in the ObjStm stream: ${offset}`);
         }
+
+        nums[i] = num;
       }
-      for (i = 0; i < n; ++i) {
-        entries.push(parser.getObj());
-        if ((0, _primitives.isCmd)(parser.buf1, 'endobj')) {
+      const entries = new Array(n);
+
+      for (let i = 0; i < n; ++i) {
+        const obj = parser.getObj();
+        entries[i] = obj;
+        if (parser.buf1 instanceof _primitives.Cmd && parser.buf1.cmd === 'endobj') {
           parser.shift();
         }
-        num = nums[i];
-        var entry = this.entries[num];
+        if ((0, _primitives.isStream)(obj)) {
+          continue;
+        }
+
+        const num = nums[i],
+              entry = this.entries[num];
         if (entry && entry.offset === tableOffset && entry.gen === i) {
-          this._cacheMap.set(num, entries[i]);
+          this._cacheMap.set(num, obj);
         }
       }

browser/extensions/pdfjs/content/web/viewer.js

@@ -7709,9 +7709,9 @@ class PDFThumbnailViewer {
       return;
     }
 
-    pdfDocument.getPage(1).then(firstPage => {
+    pdfDocument.getPage(1).then(firstPdfPage => {
       let pagesCount = pdfDocument.numPages;
-      let viewport = firstPage.getViewport({
+      const viewport = firstPdfPage.getViewport({
         scale: 1
       });
 
@@ -7729,6 +7729,12 @@ class PDFThumbnailViewer {
         this._thumbnails.push(thumbnail);
       }
 
+      const firstThumbnailView = this._thumbnails[0];
+
+      if (firstThumbnailView) {
+        firstThumbnailView.setPdfPage(firstPdfPage);
+      }
+
       const thumbnailView = this._thumbnails[this._currentPageNumber - 1];
       thumbnailView.div.classList.add(THUMBNAIL_SELECTED_CLASS);
     }).catch(reason => {
@@ -7775,7 +7781,9 @@ class PDFThumbnailViewer {
     }
 
     const promise = this.pdfDocument.getPage(thumbView.id).then(pdfPage => {
-      thumbView.setPdfPage(pdfPage);
+      if (!thumbView.pdfPage) {
+        thumbView.setPdfPage(pdfPage);
+      }
 
       this._pagesRequests.delete(thumbView);
 
@@ -8639,9 +8647,9 @@ class BaseViewer {
     };
 
     this.eventBus.on('pagerendered', this._onAfterDraw);
-    firstPagePromise.then(pdfPage => {
+    firstPagePromise.then(firstPdfPage => {
       let scale = this.currentScale;
-      let viewport = pdfPage.getViewport({
+      const viewport = firstPdfPage.getViewport({
         scale: scale * _ui_utils.CSS_UNITS
       });
 
@@ -8674,6 +8682,13 @@ class BaseViewer {
         this._pages.push(pageView);
       }
 
+      const firstPageView = this._pages[0];
+
+      if (firstPageView) {
+        firstPageView.setPdfPage(firstPdfPage);
+        this.linkService.cachePageRef(1, firstPdfPage.ref);
+      }
+
       if (this._spreadMode !== _ui_utils.SpreadMode.NONE) {
         this._updateSpreadMode();
       }
@@ -8688,9 +8703,14 @@ class BaseViewer {
           return;
         }
 
-        let getPagesLeft = pagesCount;
+        let getPagesLeft = pagesCount - 1;
+
+        if (getPagesLeft <= 0) {
+          pagesCapability.resolve();
+          return;
+        }
 
-        for (let pageNum = 1; pageNum <= pagesCount; ++pageNum) {
+        for (let pageNum = 2; pageNum <= pagesCount; ++pageNum) {
           pdfDocument.getPage(pageNum).then(pdfPage => {
             let pageView = this._pages[pageNum - 1];
 

browser/extensions/pdfjs/moz.yaml

@@ -20,7 +20,7 @@ origin:
 
   # Human-readable identifier for this version/release
   # Generally "version NNN", "tag SSS", "bookmark SSS"
-  release: version 2.4.152
+  release: version 2.4.163
 
   # The package's license, where possible using the mnemonic from
   # https://spdx.org/licenses/