Fix build with Poppler 0.83 and later.

Taken from Arch Linux, but adjusted to patch the versioned Poppler
files, as upstream applies it after copying them in place.
https://git.archlinux.org/svntogit/packages.git/tree/trunk/texlive-poppler-0.83.patch?h=packages/texlive-bin

diff -ru texlive-source-orig/texk/web2c/pdftexdir/pdftoepdf-poppler0.76.0.cc texlive-source/texk/web2c/pdftexdir/pdftoepdf-poppler0.76.0.cc
--- texlive-source-orig/texk/web2c/pdftexdir/pdftoepdf-poppler0.76.0.cc
+++ texlive-source/texk/web2c/pdftexdir/pdftoepdf-poppler0.76.0.cc
@@ -723,7 +723,7 @@
 #endif
     // initialize
     if (!isInit) {
-        globalParams = new GlobalParams();
+        globalParams.reset(new GlobalParams());
         globalParams->setErrQuiet(false);
         isInit = true;
     }
@@ -1108,6 +1108,5 @@
             delete_document(p);
         }
         // see above for globalParams
-        delete globalParams;
     }
 }
diff -ru texlive-source-orig/texk/web2c/pdftexdir/pdftosrc-poppler0.76.0.cc texlive-source/texk/web2c/pdftexdir/pdftosrc-poppler0.76.0.cc
--- texlive-source-orig/texk/web2c/pdftexdir/pdftosrc-poppler0.76.0.cc
+++ texlive-source/texk/web2c/pdftexdir/pdftosrc-poppler0.76.0.cc
@@ -79,7 +79,7 @@
         exit(1);
     }
     fileName = new GString(argv[1]);
-    globalParams = new GlobalParams();
+    globalParams.reset(new GlobalParams());
     doc = new PDFDoc(fileName);
     if (!doc->isOk()) {
         fprintf(stderr, "Invalid PDF file\n");
@@ -100,7 +100,7 @@
     if (objnum == 0) {
         srcStream = catalogDict.dictLookup("SourceObject");
         static char const_SourceFile[] = "SourceFile";
-        if (!srcStream.isStream(const_SourceFile)) {
+        if (!srcStream.isDict(const_SourceFile)) {
             fprintf(stderr, "No SourceObject found\n");
             exit(1);
         }
@@ -202,5 +202,4 @@
         fprintf(stderr, "Cross-reference table extracted to %s\n", outname);
     fclose(outfile);
     delete doc;
-    delete globalParams;
 }
'path'>path: <a href='/guix/log/?id=e467bdb1f15ca5eee2791b1fb829a02c09788f0a'>root</a>/<a href='/guix/log/tests?id=e467bdb1f15ca5eee2791b1fb829a02c09788f0a'>tests</a>/<a href='/guix/log/tests/ed25519bis.key?id=e467bdb1f15ca5eee2791b1fb829a02c09788f0a'>ed25519bis.key</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/ed25519bis.key?id=e467bdb1f15ca5eee2791b1fb829a02c09788f0a&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-06-05 22:54:06 +0200'>2020-06-05</span></td><td><a href='/guix/commit/tests/ed25519bis.key?id=c83eedba2361c3831d3efb5ad63d5077d636fb28'>git-authenticate: Add tests.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/tests/git.scm (call-with-environment-variables)
(with-environment-variables): Remove.
* guix/tests/git.scm (populate-git-repository): Add clauses for signed
commits and signed merges.
* guix/tests/gnupg.scm: New file.
* tests/git-authenticate.scm: New file.
* tests/ed25519bis.key, tests/ed25519bis.sec: New files.
* Makefile.am (dist_noinst_DATA): Add 'guix/tests/gnupg.scm'.
(SCM_TESTS): Add 'tests/git-authenticate.scm'.
(EXTRA_DIST): Add tests/ed25519bis.{key,sec}.
</span></span></td><td>Ludovic Courtès</td></tr>