vpx_dsp: Rename postproc.c add_noise.

Change-Id: I4906d1b79a2951e659995202b9fa97e2ea5cfba0
diff --git a/vpx_dsp/postproc.c b/vpx_dsp/add_noise.c
similarity index 100%
rename from vpx_dsp/postproc.c
rename to vpx_dsp/add_noise.c
diff --git a/vpx_dsp/mips/postproc_msa.c b/vpx_dsp/mips/add_noise_msa.c
similarity index 100%
rename from vpx_dsp/mips/postproc_msa.c
rename to vpx_dsp/mips/add_noise_msa.c
diff --git a/vpx_dsp/vpx_dsp.mk b/vpx_dsp/vpx_dsp.mk
index ef319a8..dd8c6e8 100644
--- a/vpx_dsp/vpx_dsp.mk
+++ b/vpx_dsp/vpx_dsp.mk
@@ -54,10 +54,10 @@
 endif  # CONFIG_VP9_HIGHBITDEPTH
 
 ifneq ($(filter yes,$(CONFIG_POSTPROC) $(CONFIG_VP9_POSTPROC)),)
-DSP_SRCS-yes += postproc.c
-DSP_SRCS-$(HAVE_MSA) += mips/postproc_msa.c
-DSP_SRCS-$(HAVE_MMX) += x86/postproc_mmx.asm
-DSP_SRCS-$(HAVE_SSE2) += x86/postproc_sse2.asm
+DSP_SRCS-yes += add_noise.c
+DSP_SRCS-$(HAVE_MSA) += mips/add_noise_msa.c
+DSP_SRCS-$(HAVE_MMX) += x86/add_noise_mmx.asm
+DSP_SRCS-$(HAVE_SSE2) += x86/add_noise_sse2.asm
 endif # CONFIG_POSTPROC
 
 DSP_SRCS-$(HAVE_NEON_ASM) += arm/intrapred_neon_asm$(ASM)
diff --git a/vpx_dsp/x86/postproc_mmx.asm b/vpx_dsp/x86/add_noise_mmx.asm
similarity index 100%
rename from vpx_dsp/x86/postproc_mmx.asm
rename to vpx_dsp/x86/add_noise_mmx.asm
diff --git a/vpx_dsp/x86/postproc_sse2.asm b/vpx_dsp/x86/add_noise_sse2.asm
similarity index 100%
rename from vpx_dsp/x86/postproc_sse2.asm
rename to vpx_dsp/x86/add_noise_sse2.asm