drop opencl and clew for fuzzing

Change-Id: I6b438e32b1be1ee8fbd72d296e3824b8bb473e8e
Reviewed-on: https://gerrit.libreoffice.org/45878Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

configure.ac

@@ -10046,7 +10046,7 @@ AC_SUBST(ENABLE_VLC)
 
 ENABLE_OPENGL_TRANSITIONS=
 ENABLE_OPENGL_CANVAS=
-if test $_os = iOS -o $_os = Android; then
+if test $_os = iOS -o $_os = Android -o "$ENABLE_FUZZERS" = "TRUE"; then
    : # disable
 elif test "$_os" = "Darwin"; then
     # We use frameworks on Mac OS X, no need for detail checks
@@ -10073,7 +10073,7 @@ dnl =================================================
 dnl Check whether to build with OpenCL support.
 dnl =================================================
 
-if test $_os != iOS -a $_os != Android; then
+if test $_os != iOS -a $_os != Android -a "$ENABLE_FUZZERS" != "TRUE"; then
     # OPENCL in BUILD_TYPE and HAVE_FEATURE_OPENCL tell that OpenCL is potentially available on the
     # platform (optional at run-time, used through clew).
     BUILD_TYPE="$BUILD_TYPE OPENCL"

vcl/commonfuzzer.mk

@@ -32,7 +32,6 @@ fuzzer_externals = \
     libxml2 \
     libjpeg \
     libpng \
-    clew \
     openssl \
     expat \
     mythes \
@@ -90,7 +89,6 @@ fuzzer_core_libraries = \
     utl \
     uui \
     vcl \
-    opencl \
     xmlscript \
     xo \
     xstor \