sad_sse2.asm,cosmetics: fix function names in comments

sadNxM_skip_sse2 -> sad_skip_NxM_sse2

Change-Id: Iea08ee266cc758005d8440ff8bda674de6f04908
diff --git a/aom_dsp/x86/sad_sse2.asm b/aom_dsp/x86/sad_sse2.asm
index 5cec603..49dbd00 100644
--- a/aom_dsp/x86/sad_sse2.asm
+++ b/aom_dsp/x86/sad_sse2.asm
@@ -136,10 +136,10 @@
 INIT_XMM sse2
 SAD128XN 128     ; sad128x128_sse2
 SAD128XN 128, 1  ; sad128x128_avg_sse2
-SAD128XN 128, 2  ; sad128x128_skip_sse2
+SAD128XN 128, 2  ; sad_skip_128x128_sse2
 SAD128XN 64      ; sad128x64_sse2
 SAD128XN 64, 1   ; sad128x64_avg_sse2
-SAD128XN 64, 2   ; sad128x64_skip_sse2
+SAD128XN 64, 2   ; sad_skip_128x64_sse2
 
 
 ; unsigned int aom_sad64x64_sse2(uint8_t *src, int src_stride,
@@ -193,13 +193,13 @@
 SAD64XN 128, 1  ; sad64x128_avg_sse2
 SAD64XN  64, 1  ; sad64x64_avg_sse2
 SAD64XN  32, 1  ; sad64x32_avg_sse2
-SAD64XN 128, 2  ; sad64x128_skip_sse2
-SAD64XN  64, 2  ; sad64x64_skip_sse2
-SAD64XN  32, 2  ; sad64x32_skip_sse2
+SAD64XN 128, 2  ; sad_skip_64x128_sse2
+SAD64XN  64, 2  ; sad_skip_64x64_sse2
+SAD64XN  32, 2  ; sad_skip_64x32_sse2
 %if CONFIG_REALTIME_ONLY==0
 SAD64XN  16     ; sad64x16_sse2
 SAD64XN  16, 1  ; sad64x16_avg_sse2
-SAD64XN  16, 2  ; sad64x16_skip_sse2
+SAD64XN  16, 2  ; sad_skip_64x16_sse2
 %endif
 
 ; unsigned int aom_sad32x32_sse2(uint8_t *src, int src_stride,
@@ -253,9 +253,9 @@
 SAD32XN 64, 1 ; sad32x64_avg_sse2
 SAD32XN 32, 1 ; sad32x32_avg_sse2
 SAD32XN 16, 1 ; sad32x16_avg_sse2
-SAD32XN 64, 2 ; sad32x64_skip_sse2
-SAD32XN 32, 2 ; sad32x32_skip_sse2
-SAD32XN 16, 2 ; sad32x16_skip_sse2
+SAD32XN 64, 2 ; sad_skip_32x64_sse2
+SAD32XN 32, 2 ; sad_skip_32x32_sse2
+SAD32XN 16, 2 ; sad_skip_32x16_sse2
 %if CONFIG_REALTIME_ONLY==0
 SAD32XN  8    ; sad_32x8_sse2
 SAD32XN  8, 1 ; sad_32x8_avg_sse2
@@ -313,8 +313,8 @@
 SAD16XN 32, 1 ; sad16x32_avg_sse2
 SAD16XN 16, 1 ; sad16x16_avg_sse2
 SAD16XN  8, 1 ; sad16x8_avg_sse2
-SAD16XN 32, 2 ; sad16x32_skip_sse2
-SAD16XN 16, 2 ; sad16x16_skip_sse2
+SAD16XN 32, 2 ; sad_skip_16x32_sse2
+SAD16XN 16, 2 ; sad_skip_16x16_sse2
 %if CONFIG_REALTIME_ONLY==0
 SAD16XN 64    ; sad_16x64_sse2
 SAD16XN  4    ; sad_16x4_sse2
@@ -373,12 +373,12 @@
 SAD8XN 16, 1 ; sad8x16_avg_sse2
 SAD8XN  8, 1 ; sad8x8_avg_sse2
 SAD8XN  4, 1 ; sad8x4_avg_sse2
-SAD8XN 16, 2 ; sad8x16_skip_sse2
-SAD8XN  8, 2 ; sad8x8_skip_sse2
+SAD8XN 16, 2 ; sad_skip_8x16_sse2
+SAD8XN  8, 2 ; sad_skip_8x8_sse2
 %if CONFIG_REALTIME_ONLY==0
-SAD8XN 32    ; sad_8x32_sse2
-SAD8XN 32, 1 ; sad_8x32_avg_sse2
-SAD8XN 32, 2 ; sad_8x32_skip_sse2
+SAD8XN 32    ; sad8x32_sse2
+SAD8XN 32, 1 ; sad8x32_avg_sse2
+SAD8XN 32, 2 ; sad_skip_8x32_sse2
 %endif
 
 ; unsigned int aom_sad4x{4, 8}_sse2(uint8_t *src, int src_stride,