libvpx: Pull from upstream

source/libvpx/build/make/Android.mk

 ##
 ##  Copyright (c) 2012 The WebM project authors. All Rights Reserved.
 ##
 ##  Use of this source code is governed by a BSD-style license
 ##  that can be found in the LICENSE file in the root of the source
 ##  tree. An additional intellectual property rights grant can be found
 ##  in the file PATENTS.  All contributing project authors may
 ##  be found in the AUTHORS file in the root of the source tree.
 ##
 
@@ skipping 145 matching lines @@
     -I$(LIBVPX_PATH) \
     -I$(ASM_CNV_PATH)
 
 LOCAL_MODULE := libvpx
 
 ifeq ($(CONFIG_RUNTIME_CPU_DETECT),yes)
   LOCAL_STATIC_LIBRARIES := cpufeatures
 endif
 
 # Add a dependency to force generation of the RTCD files.
+define rtcd_dep_template
 ifeq ($(CONFIG_VP8), yes)
 $(foreach file, $(LOCAL_SRC_FILES), $(LOCAL_PATH)/$(file)): vp8_rtcd.h
 endif
 ifeq ($(CONFIG_VP9), yes)
 $(foreach file, $(LOCAL_SRC_FILES), $(LOCAL_PATH)/$(file)): vp9_rtcd.h
 endif
 $(foreach file, $(LOCAL_SRC_FILES), $(LOCAL_PATH)/$(file)): vpx_scale_rtcd.h
 $(foreach file, $(LOCAL_SRC_FILES), $(LOCAL_PATH)/$(file)): vpx_dsp_rtcd.h
 
 ifeq ($(TARGET_ARCH_ABI),x86)
 $(foreach file, $(LOCAL_SRC_FILES), $(LOCAL_PATH)/$(file)): vpx_config.asm
 endif
+endef
+
+$(eval $(call rtcd_dep_template))
 
 .PHONY: clean
 clean:
         @echo "Clean: ads2gas files [$(TARGET_ARCH_ABI)]"
         @$(RM) $(CODEC_SRCS_ASM_ADS2GAS) $(CODEC_SRCS_ASM_NEON_ADS2GAS)
         @$(RM) -r $(ASM_CNV_PATH)
         @$(RM) $(CLEAN-OBJS)
 
 ifeq ($(ENABLE_SHARED),1)
   include $(BUILD_SHARED_LIBRARY)
 else
   include $(BUILD_STATIC_LIBRARY)
 endif
 
 ifeq ($(CONFIG_RUNTIME_CPU_DETECT),yes)
 $(call import-module,cpufeatures)
 endif