Don't include ithread.h in decoder omx wrappers

ithread.h probably should be considered an internal, private header.
These omx wrappers don't use anything from this header anyway, so
stop including it.

Change-Id: I5f14f3eae86c6b5f6ffa193d4b97f483d9be6fb0
diff --git a/media/libstagefright/codecs/avcdec/SoftAVCDec.cpp b/media/libstagefright/codecs/avcdec/SoftAVCDec.cpp
index 3f4499a..25ea4db 100644
--- a/media/libstagefright/codecs/avcdec/SoftAVCDec.cpp
+++ b/media/libstagefright/codecs/avcdec/SoftAVCDec.cpp
@@ -21,7 +21,6 @@
 #include "ih264_typedefs.h"
 #include "iv.h"
 #include "ivd.h"
-#include "ithread.h"
 #include "ih264d.h"
 #include "SoftAVCDec.h"
 
diff --git a/media/libstagefright/codecs/hevcdec/SoftHEVC.cpp b/media/libstagefright/codecs/hevcdec/SoftHEVC.cpp
index cddd176..cf5812f 100644
--- a/media/libstagefright/codecs/hevcdec/SoftHEVC.cpp
+++ b/media/libstagefright/codecs/hevcdec/SoftHEVC.cpp
@@ -21,7 +21,6 @@
 #include "ihevc_typedefs.h"
 #include "iv.h"
 #include "ivd.h"
-#include "ithread.h"
 #include "ihevcd_cxa.h"
 #include "SoftHEVC.h"
 
diff --git a/media/libstagefright/codecs/mpeg2dec/SoftMPEG2.cpp b/media/libstagefright/codecs/mpeg2dec/SoftMPEG2.cpp
index 7e98928..08953b6 100644
--- a/media/libstagefright/codecs/mpeg2dec/SoftMPEG2.cpp
+++ b/media/libstagefright/codecs/mpeg2dec/SoftMPEG2.cpp
@@ -21,7 +21,6 @@
 #include "iv_datatypedef.h"
 #include "iv.h"
 #include "ivd.h"
-#include "ithread.h"
 #include "impeg2d.h"
 #include "SoftMPEG2.h"