[webkit] Make sure not to pick up host harfbuzz

When cross compiling dependencies.

Change-Id: Ia893786a9ba7556b3f78a3d1a5a6f852802d009a
diff --git a/Tools/fuchsia/build_freetype.sh b/Tools/fuchsia/build_freetype.sh
index 8a83b7d..95a8298 100755
--- a/Tools/fuchsia/build_freetype.sh
+++ b/Tools/fuchsia/build_freetype.sh
@@ -27,11 +27,13 @@
 source $(dirname $BASH_SOURCE)/deps.sh
 
 stamp_name=freetype
+config_option="--with-harfbuzz=no"
 
 while getopts ":hb" arg; do
   case $arg in
     b) # Do a clean build
     stamp_name=freetype_hb
+    config_option="--with-harfbuzz=yes"
       ;;
     h | *) # Display help.
       usage
@@ -73,7 +75,7 @@
 
 cd $FREETYPE_ROOT
 
-$FREETYPE_ROOT/configure --prefix=$FUCHSIA_CROSS_ROOT --host=x86_64-fuchsia-elf 
+$FREETYPE_ROOT/configure --prefix=$FUCHSIA_CROSS_ROOT --host=x86_64-fuchsia-elf $config_option
 
 make $PARALLEL
 make install