diff -Nru qtwebkit-opensource-src-5.7.1~20161021+dfsg/debian/changelog qtwebkit-opensource-src-5.7.1~20161021+dfsg/debian/changelog
--- qtwebkit-opensource-src-5.7.1~20161021+dfsg/debian/changelog	2016-11-01 12:04:32.000000000 +0000
+++ qtwebkit-opensource-src-5.7.1~20161021+dfsg/debian/changelog	2016-11-22 18:55:19.000000000 +0000
@@ -1,3 +1,10 @@
+qtwebkit-opensource-src (5.7.1~20161021+dfsg-2+rpi1) stretch-staging; urgency=medium
+
+  [changes brought forward from 5.3.2+dfsg-4+rpi1 by Peter Michael Green <plugwash@raspbian.org> at Thu, 09 Apr 2015 00:09:48 +0000]
+  * Update symbols for raspbian.
+
+ -- Peter Michael Green <plugwash@raspbian.org>  Tue, 22 Nov 2016 18:55:19 +0000
+
 qtwebkit-opensource-src (5.7.1~20161021+dfsg-2) unstable; urgency=medium
 
   * Update symbols files from buildds’ logs.
diff -Nru qtwebkit-opensource-src-5.7.1~20161021+dfsg/debian/libqt5webkit5.symbols qtwebkit-opensource-src-5.7.1~20161021+dfsg/debian/libqt5webkit5.symbols
--- qtwebkit-opensource-src-5.7.1~20161021+dfsg/debian/libqt5webkit5.symbols	2016-11-01 12:04:32.000000000 +0000
+++ qtwebkit-opensource-src-5.7.1~20161021+dfsg/debian/libqt5webkit5.symbols	2016-11-22 18:55:19.000000000 +0000
@@ -2445,7 +2445,7 @@
  _ZN3WTF22cancelCallOnMainThreadEPFvPvES0_@Base 5.0.2
  (subst)_ZN3WTF22charactersToUIntStrictEPKh{size_t}Pbi@Base 5.2.0
  (subst)_ZN3WTF22charactersToUIntStrictEPKt{size_t}Pbi@Base 5.2.0
- (arch=amd64 armhf hurd-i386 i386 kfreebsd-amd64 kfreebsd-i386 x32)_ZN3WTF22isMainThreadOrGCThreadEv@Base 5.6.1
+ (optional=disappearedinraspbian)_ZN3WTF22isMainThreadOrGCThreadEv@Base 5.6.1
  _ZN3WTF23callOnMainThreadAndWaitEPFvPvES0_@Base 5.0.2
  _ZN3WTF23dayInMonthFromDayInYearEib@Base 5.0.2
  _ZN3WTF23waitForThreadCompletionEj@Base 5.0.2
@@ -3111,6 +3111,7 @@
  (arch=hurd-i386)ctiTrampoline@Base 5.2.1
  (arch=hurd-i386)ctiTrampolineEnd@Base 5.2.1
  (arch=hurd-i386)ctiVMThrowTrampoline@Base 5.2.1
+ (optional=appearedinraspbian)cti_vm_throw@Base 5.3.0+dfsg-2
  (arch=hurd-i386)getHostCallReturnValue@Base 5.2.1
  kJSClassDefinitionEmpty@Base 5.0.2
  (c++)"non-virtual thunk to JSC::CodeBlock::~CodeBlock()@Base" 5.0.2