treewide: remove old patches for macOS

These shouldn’t be needed now that we are on macOS 10.12.

pkgs/development/libraries/qt-5/modules/qtbase.nix

@@ -2,7 +2,7 @@
   stdenv, lib,
   src, patches, version, qtCompatVersion,
 
-  coreutils, bison, flex, gdb, gperf, lndir, patchelf, perl, pkgconfig, python2,
+  coreutils, bison, flex, gdb, gperf, lndir, perl, pkgconfig, python2,
   which,
   # darwin support
   darwin, libiconv,
@@ -78,17 +78,15 @@ stdenv.mkDerivation {
       [ libinput ]
       ++ lib.optional withGtk3 gtk3
     )
-    ++ lib.optional stdenv.isDarwin
-      # Needed for OBJC_CLASS_$_NSDate symbols.
-      [ darwin.cf-private ]
+       # Needed for OBJC_CLASS_$_NSDate symbols.
+    ++ lib.optional stdenv.isDarwin darwin.cf-private
     ++ lib.optional developerBuild gdb
     ++ lib.optional (cups != null) cups
     ++ lib.optional (mysql != null) mysql.connector-c
     ++ lib.optional (postgresql != null) postgresql;
 
   nativeBuildInputs =
-    [ bison flex gperf lndir perl pkgconfig python2 which ]
-    ++ lib.optional (!stdenv.isDarwin) patchelf;
+    [ bison flex gperf lndir perl pkgconfig python2 which ];
 
   propagatedNativeBuildInputs = [ lndir ];
 
@@ -199,26 +197,11 @@ stdenv.mkDerivation {
       ''-DNIXPKGS_LIBXCURSOR="${libXcursor.out}/lib/libXcursor"''
     ]
 
-    ++ (
-      if stdenv.isDarwin
-      then
-        [
-          "-Wno-missing-sysroot"
-          "-D__MAC_OS_X_VERSION_MAX_ALLOWED=1090"
-          "-D__AVAILABILITY_INTERNAL__MAC_10_10=__attribute__((availability(macosx,introduced=10.10)))"
-          # Note that nixpkgs's objc4 is from macOS 10.11 while the SDK is
-          # 10.9 which necessitates the above macro definition that mentions
-          # 10.10
-        ]
-      else
-        lib.optional libGLSupported ''-DNIXPKGS_MESA_GL="${libGL.out}/lib/libGL"''
-        ++ lib.optionals withGtk3
-          [
-            ''-DNIXPKGS_QGTK3_XDG_DATA_DIRS="${gtk3}/share/gsettings-schemas/${gtk3.name}"''
-            ''-DNIXPKGS_QGTK3_GIO_EXTRA_MODULES="${dconf.lib}/lib/gio/modules"''
-          ]
-    )
-
+    ++ lib.optional libGLSupported ''-DNIXPKGS_MESA_GL="${libGL.out}/lib/libGL"''
+    ++ lib.optionals withGtk3 [
+         ''-DNIXPKGS_QGTK3_XDG_DATA_DIRS="${gtk3}/share/gsettings-schemas/${gtk3.name}"''
+         ''-DNIXPKGS_QGTK3_GIO_EXTRA_MODULES="${dconf.lib}/lib/gio/modules"''
+       ]
     ++ lib.optional decryptSslTraffic "-DQT_DECRYPT_SSL_TRAFFIC";
 
   prefixKey = "-prefix ";

pkgs/development/libraries/qt-5/modules/qtwebengine.nix

@@ -79,7 +79,7 @@ qtModule {
     cat <<EOF > src/3rdparty/chromium/build/mac/find_sdk.py
 #!/usr/bin/env python
 print("${darwin.apple_sdk.sdk}")
-print("10.10.0")
+print("10.12.0")
 EOF
 
     cat <<EOF > src/3rdparty/chromium/build/config/mac/sdk_info.py
@@ -102,22 +102,6 @@ EOF
       --replace 'libs = [ "sandbox" ]' 'libs = [ "/usr/lib/libsandbox.1.dylib" ]'
     '');
 
-  NIX_CFLAGS_COMPILE =
-    lib.optionalString stdenv.isDarwin [
-      "-DMAC_OS_X_VERSION_MAX_ALLOWED=MAC_OS_X_VERSION_10_10"
-      "-DMAC_OS_X_VERSION_MIN_REQUIRED=MAC_OS_X_VERSION_10_10"
-
-      #
-      # Prevent errors like
-      # /nix/store/xxx-apple-framework-CoreData/Library/Frameworks/CoreData.framework/Headers/NSEntityDescription.h:51:7:
-      # error: pointer to non-const type 'id' with no explicit ownership
-      #     id** _kvcPropertyAccessors;
-      #
-      # TODO remove when new Apple SDK is in
-      #
-      "-fno-objc-arc"
-    ];
-
   preConfigure = ''
     export NINJAFLAGS=-j$NIX_BUILD_CORES