clutter: Fix broken build for images depending on gobject-introspection-native (e.g. libwnck_2.30.5 / libgee_0.6.0)
clutter: Fix broken build for images depending on gobject-introspection-native (e.g. libwnck_2.30.5 / libgee_0.6.0)

* Error situation:
* 1. configure detects gobject-introspection:
*
configure:12828: checking for gobject-introspection
configure:12859: $PKG_CONFIG --exists --print-errors "gobject-introspection-1.0 >= 0.6.4"
*
* 2. compile fails:
*
  CCLD   libclutter-cogl.la
  GEN    Cogl-1.0.gir
In file included from /home/Superandi/tmp/work/overo-angstrom-linux-gnueabi/clutter-1.2.12-r2.1/clutter-1.2.12/clutter/cogl/cogl/cogl-shader.h:32,
                 from <stdin>:15:
../../../clutter/cogl/cogl/cogl-defines.h:30:23: error: GLES2/gl2.h: No such file or directory
Error while processing the source.
make[7]: *** [Cogl-1.0.gir] Error 1
*
* After fix configure disables gobject-introspection
*
configure:12828: checking for gobject-introspection
configure:12873: result: no (disabled, use --enable-introspection to enable)

Signed-off-by: Andreas Mueller <d72a15aaaca3a7afa855175c72dc8d2e05931e32@gmx.de>
Signed-off-by: Khem Raj <729d64b6f67515e258459a5f6d20ec88b2caf8df@gmail.com>

yyli/overo-oe,openembedded/openembedded,xifengchuo/openembedded,dellysunnymtech/sakoman-oe,sampov2/audio-openembedded,sampov2/audio-openembedded,dellysunnymtech/sakoman-oe,thebohemian/openembedded,JamesAng/goe,mrchapp/arago-oe-dev,scottellis/overo-oe,nx111/openembeded_openpli2.1_nx111,buglabs/oe-buglabs,openembedded/openembedded,dellysunnymtech/sakoman-oe,SIFTeam/openembedded,openembedded/openembedded,JamesAng/goe,hulifox008/openembedded,openembedded/openembedded,thebohemian/openembedded,thebohemian/openembedded,dave-billin/overo-ui-moos-auv,openembedded/openembedded,JamesAng/oe,sutajiokousagi/openembedded,yyli/overo-oe,hulifox008/openembedded,rascalmicro/openembedded-rascal,sampov2/audio-openembedded,SIFTeam/openembedded,sampov2/audio-openembedded,sutajiokousagi/openembedded,sutajiokousagi/openembedded,dave-billin/overo-ui-moos-auv,JamesAng/oe,dave-billin/overo-ui-moos-auv,rascalmicro/openembedded-rascal,JamesAng/goe,hulifox008/openembedded,rascalmicro/openembedded-rascal,xifengchuo/openembedded,rascalmicro/openembedded-rascal,nx111/openembeded_openpli2.1_nx111,scottellis/overo-oe,nx111/openembeded_openpli2.1_nx111,yyli/overo-oe,JamesAng/oe,openembedded/openembedded,sampov2/audio-openembedded,nx111/openembeded_openpli2.1_nx111,JamesAng/oe,buglabs/oe-buglabs,BlackPole/bp-openembedded,JamesAng/goe,JamesAng/goe,sampov2/audio-openembedded,dellysunnymtech/sakoman-oe,SIFTeam/openembedded,BlackPole/bp-openembedded,openembedded/openembedded,yyli/overo-oe,giobauermeister/openembedded,openembedded/openembedded,dave-billin/overo-ui-moos-auv,yyli/overo-oe,thebohemian/openembedded,SIFTeam/openembedded,sentient-energy/emsw-oe-mirror,buglabs/oe-buglabs,giobauermeister/openembedded,rascalmicro/openembedded-rascal,xifengchuo/openembedded,sentient-energy/emsw-oe-mirror,giobauermeister/openembedded,xifengchuo/openembedded,SIFTeam/openembedded,dave-billin/overo-ui-moos-auv,BlackPole/bp-openembedded,dellysunnymtech/sakoman-oe,giobauermeister/openembedded,BlackPole/bp-openembedded,hulifox008/openembedded,openembedded/openembedded,thebohemian/openembedded,scottellis/overo-oe,xifengchuo/openembedded,dave-billin/overo-ui-moos-auv,SIFTeam/openembedded,BlackPole/bp-openembedded,openembedded/openembedded,sledz/oe,nx111/openembeded_openpli2.1_nx111,hulifox008/openembedded,yyli/overo-oe,sentient-energy/emsw-oe-mirror,rascalmicro/openembedded-rascal,hulifox008/openembedded,scottellis/overo-oe,dellysunnymtech/sakoman-oe,rascalmicro/openembedded-rascal,SIFTeam/openembedded,dellysunnymtech/sakoman-oe,nx111/openembeded_openpli2.1_nx111,mrchapp/arago-oe-dev,dave-billin/overo-ui-moos-auv,buglabs/oe-buglabs,sutajiokousagi/openembedded,scottellis/overo-oe,sutajiokousagi/openembedded,sledz/oe,sledz/oe,yyli/overo-oe,scottellis/overo-oe,sledz/oe,mrchapp/arago-oe-dev,sentient-energy/emsw-oe-mirror,xifengchuo/openembedded,sledz/oe,JamesAng/goe,buglabs/oe-buglabs,mrchapp/arago-oe-dev,yyli/overo-oe,mrchapp/arago-oe-dev,buglabs/oe-buglabs,dellysunnymtech/sakoman-oe,sampov2/audio-openembedded,JamesAng/oe,scottellis/overo-oe,xifengchuo/openembedded,sledz/oe,JamesAng/oe,openembedded/openembedded,giobauermeister/openembedded,JamesAng/goe,buglabs/oe-buglabs,xifengchuo/openembedded,sutajiokousagi/openembedded,xifengchuo/openembedded,hulifox008/openembedded,BlackPole/bp-openembedded,giobauermeister/openembedded,giobauermeister/openembedded,mrchapp/arago-oe-dev,nx111/openembeded_openpli2.1_nx111,thebohemian/openembedded,thebohemian/openembedded,dellysunnymtech/sakoman-oe,nx111/openembeded_openpli2.1_nx111,sutajiokousagi/openembedded,sentient-energy/emsw-oe-mirror,JamesAng/oe,BlackPole/bp-openembedded,giobauermeister/openembedded,mrchapp/arago-oe-dev,sentient-energy/emsw-oe-mirror,giobauermeister/openembedded,sledz/oe,sentient-energy/emsw-oe-mirror,buglabs/oe-buglabs,rascalmicro/openembedded-rascal