Revert of Add SSE4 optimization of S32A_Opaque_Blitrow

gyp/opts.gyp

Index: gyp/opts.gyp
diff --git a/gyp/opts.gyp b/gyp/opts.gyp
index 85c8c503fabbac5e766976c470528e19734bfd5a..69e3946c349b44c8aeac64f81fe925d3de6818cc 100644
--- a/gyp/opts.gyp
+++ b/gyp/opts.gyp
@@ -46,7 +46,6 @@
           ],
           'dependencies': [
             'opts_ssse3',
-            'opts_sse4',
           ],
           'sources': [
             '../src/opts/opts_check_x86.cpp',
@@ -195,45 +194,10 @@
         }],
       ],
     },
-    # For the same lame reasons as what is done for skia_opts, we also have to
-    # create another target specifically for SSE4 code as we would not want
-    # to compile the SSE2 code with -msse4 which would potentially allow
-    # gcc to generate SSE4 code.
-    {
-      'target_name': 'opts_sse4',
-      'product_name': 'skia_opts_sse4',
-      'type': 'static_library',
-      'standalone_static_library': 1,
-      'dependencies': [
-        'core.gyp:*',
-        'effects.gyp:*'
-      ],
-      'include_dirs': [
-        '../src/core',
-      ],
-      'conditions': [
-        [ 'skia_os in ["linux", "freebsd", "openbsd", "solaris", "nacl", "chromeos", "android", "mac"] \
-           and not skia_android_framework', {
-          'cflags': [
-            '-msse4',
-          ],
-        }],
-        [ 'skia_arch_width == 64 and skia_arch_type == "x86"', {
-          'sources': [
-            '../src/opts/SkBlitRow_opts_SSE4_x64_asm.S',
-          ],
-        }],
-        [ 'skia_arch_width == 32 and skia_arch_type == "x86"', {
-          'sources': [
-            '../src/opts/SkBlitRow_opts_SSE4_asm.S',
-          ],
-       }],
-      ],
-    },
     # NEON code must be compiled with -mfpu=neon which also affects scalar
     # code. To support dynamic NEON code paths, we need to build all
     # NEON-specific sources in a separate static library. The situation
-    # is very similar to the SSSE3 and SSE4 one.
+    # is very similar to the SSSE3 one.
     {
       'target_name': 'opts_neon',
       'product_name': 'skia_opts_neon',