nacl: remove deprecated platform

This commit removes conditional code for the Nacl platform, in the core.

https://blog.chromium.org/2020/08/changes-to-chrome-app-support-timeline.html

configure.ac

@@ -443,7 +443,6 @@ AM_CONDITIONAL([HAVE_IOS],     [test "${HAVE_IOS}" = "1"])
 AM_CONDITIONAL([HAVE_OSX],     [test "${HAVE_OSX}" = "1"])
 AM_CONDITIONAL([HAVE_TVOS],    [test "${HAVE_TVOS}" = "1"])
 
-AM_CONDITIONAL([HAVE_NACL],    [test "${SYS}" = "nacl"])
 AM_CONDITIONAL([HAVE_LIBANL],  [test "${HAVE_LIBANL}" = "1"])
 
 AM_CONDITIONAL([HAVE_WIN32],   [test "${SYS}" = "mingw32"])

m4/dolt.m4

@@ -21,7 +21,7 @@ AS_IF([test x$GCC != xyes], [dolt_supported=no])
 AS_CASE([$host],
     [*-*-linux*|*-*-freebsd*], [pic_options='-fPIC'],
     [*-apple-darwin*],         [pic_options='-fno-common'],
-    [*mingw*|*nacl*],          [pic_options='']
+    [*mingw*],                 [pic_options='']
     [*],                       [dolt_supported=no]
 )
 AS_IF([test x$dolt_supported = xno], [

src/Makefile.am

@@ -433,17 +433,6 @@ libvlccore_la_SOURCES += \
 	os2/thread.c
 endif
 
-if HAVE_NACL
-libvlccore_la_SOURCES += \
-	android/error.c \
-	posix/dirs.c \
-	posix/filesystem.c \
-	posix/netconf.c \
-	posix/rand.c \
-	posix/specific.c \
-	posix/timer.c
-endif
-
 if HAVE_EMSCRIPTEN
 libvlccore_la_SOURCES += \
 	posix/thread.c \
@@ -490,7 +479,6 @@ endif
 
 if !HAVE_WIN32
 if !HAVE_OS2
-if !HAVE_NACL
 libvlccore_la_SOURCES += \
 	posix/filesystem.c \
 	posix/plugin.c \
@@ -525,7 +513,6 @@ endif
 endif
 endif
 endif
-endif
 
 if ENABLE_SOUT
 libvlccore_la_SOURCES += \

src/network/getaddrinfo.c

@@ -120,8 +120,7 @@ int vlc_getaddrinfo (const char *node, unsigned port,
 }
 
 #if defined (_WIN32) || defined (__OS2__) \
- || defined (__ANDROID__) || defined (__APPLE__) \
- || defined (__native_client__)
+ || defined (__ANDROID__) || defined (__APPLE__)
 #warning vlc_getaddrinfo_i11e() not implemented!
 int vlc_getaddrinfo_i11e(const char *node, unsigned port,
                          const struct addrinfo *hints, struct addrinfo **res)