configure: remove --enable-directx

This used to require extra SDKs in days of yore but now just always build
those libraries on WNT.

Change-Id: I92c0a35917df42e136c022c762f0333f657a9ec6
diff --git a/Repository.mk b/Repository.mk
index 4854e1e..41269ac 100644
--- a/Repository.mk
+++ b/Repository.mk
@@ -336,7 +336,7 @@ $(eval $(call gb_Helper_register_libraries_for_install,OOOLIBS,ooo, \
	$(if $(filter-out MACOSX WNT,$(OS)),desktopbe1) \
	$(if $(USING_X11),desktop_detector) \
	$(call gb_Helper_optional,SCRIPTING,dlgprov) \
	$(if $(ENABLE_DIRECTX),directx9canvas) \
	$(if $(filter WNT,$(OS)),directx9canvas) \
	$(if $(ENABLE_OPENGL_CANVAS),oglcanvas) \
	drawinglayer \
	editeng \
@@ -357,7 +357,7 @@ $(eval $(call gb_Helper_register_libraries_for_install,OOOLIBS,ooo, \
	fwk \
	fwl \
	fwm \
	$(if $(ENABLE_DIRECTX),gdipluscanvas) \
	$(if $(filter WNT,$(OS)),gdipluscanvas) \
	guesslang \
	$(if $(filter DESKTOP,$(BUILD_TYPE)),helplinker) \
	i18npool \
@@ -569,7 +569,7 @@ $(eval $(call gb_Helper_register_libraries_for_install,PLAINLIBS_OOO,ooo, \
	$(if $(ENABLE_VLC),avmediavlc) \
	$(if $(ENABLE_GSTREAMER_1_0),avmediagst) \
	$(if $(ENABLE_GSTREAMER_0_10),avmediagst_0_10) \
	$(if $(ENABLE_DIRECTX),avmediawin) \
	$(if $(filter WNT,$(OS)),avmediawin) \
	cached1 \
	collator_data \
	comphelper \
diff --git a/canvas/Module_canvas.mk b/canvas/Module_canvas.mk
index 5d72e9c..d2df13d 100644
--- a/canvas/Module_canvas.mk
+++ b/canvas/Module_canvas.mk
@@ -39,7 +39,7 @@ $(eval $(call gb_Module_add_targets,canvas,\
))
endif

ifneq ($(ENABLE_DIRECTX),)
ifeq ($(OS),WNT)
$(eval $(call gb_Module_add_targets,canvas,\
	Library_directx9canvas \
	Library_gdipluscanvas \
diff --git a/config_host.mk.in b/config_host.mk.in
index 98d3edc..e175ecd 100644
--- a/config_host.mk.in
+++ b/config_host.mk.in
@@ -122,7 +122,6 @@ export ENABLE_DBUS=@ENABLE_DBUS@
export ENABLE_DCONF=@ENABLE_DCONF@
export ENABLE_DEBUG=@ENABLE_DEBUG@
export ENABLE_DEBUGINFO_FOR=@ENABLE_DEBUGINFO_FOR@
export ENABLE_DIRECTX=@ENABLE_DIRECTX@
export ENABLE_EOT=@ENABLE_EOT@
export ENABLE_EVOAB2=@ENABLE_EVOAB2@
export ENABLE_FIREBIRD_SDBC=@ENABLE_FIREBIRD_SDBC@
diff --git a/configure.ac b/configure.ac
index f0c0947..c681055 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1116,13 +1116,6 @@ libo_FUZZ_ARG_ENABLE(evolution2,
         enabled.])
)

libo_FUZZ_ARG_ENABLE(directx,
    AS_HELP_STRING([--disable-directx],
        [Remove DirectX implementation for the new XCanvas interface.
         The DirectX support requires more stuff installed on Windows to
         compile. (DirectX SDK, GDI+ libs)])
)

AC_ARG_ENABLE(avahi,
    AS_HELP_STRING([--enable-avahi],
        [Determines whether to use Avahi to advertise Impress to remote controls.])
@@ -3632,21 +3625,6 @@ MSPDB_PATH="$formatted_path"
AC_SUBST(MSVC_CXX)
AC_SUBST(SHOWINCLUDES_PREFIX)

if test "$_os" = "WINNT"; then
    AC_MSG_CHECKING([whether to use DirectX])
    if test "$enable_directx" = "yes" -o "$enable_directx" = ""; then
        ENABLE_DIRECTX="TRUE"
        AC_MSG_RESULT([yes])
    else
        ENABLE_DIRECTX=""
        AC_MSG_RESULT([no])
    fi
else
    ENABLE_DIRECTX=""
fi

AC_SUBST(ENABLE_DIRECTX)

#
# unowinreg.dll
#
diff --git a/postprocess/Rdb_services.mk b/postprocess/Rdb_services.mk
index 96b8680..2c6fa74 100644
--- a/postprocess/Rdb_services.mk
+++ b/postprocess/Rdb_services.mk
@@ -191,7 +191,7 @@ $(eval $(call gb_Rdb_add_components,services,\
	$(if $(ENABLE_CAIRO_CANVAS), \
		canvas/source/cairo/cairocanvas \
	) \
	$(if $(ENABLE_DIRECTX), \
	$(if $(filter WNT,$(OS)), \
		canvas/source/directx/directx9canvas \
		canvas/source/directx/gdipluscanvas \
	) \