Revert of Temporarily limit x86 SIMD to SSE2 only, to see effect on all benches and bots.

src/opts/opts_check_x86.cpp

Index: src/opts/opts_check_x86.cpp
diff --git a/src/opts/opts_check_x86.cpp b/src/opts/opts_check_x86.cpp
index 55cd082b824bfe64c9261cffdd755601db041e08..6af47729cd06a59bd973c0e8621c7dcddc5d6268 100644
--- a/src/opts/opts_check_x86.cpp
+++ b/src/opts/opts_check_x86.cpp
@@ -21,14 +21,6 @@
 #include "SkXfermode.h"
 #include "SkXfermode_proccoeff.h"
 
-// Temporarily disable everything but SSE2: crbug.com/372232.
-#if 1
-static inline bool supports_simd(int minLevel) {
-    SkASSERT(SK_CPU_SSE_LEVEL >= SK_CPU_SSE_LEVEL_SSE2);
-    return minLevel <= SK_CPU_SSE_LEVEL_SSE2;
-}
-#else
-
 #if defined(_MSC_VER) && defined(_WIN64)
 #include <intrin.h>
 #endif
@@ -124,8 +116,6 @@
     }
 }
 
-#endif  // Temporarily disable everything but SSE2: crbug.com/372232.
-
 ////////////////////////////////////////////////////////////////////////////////
 
 SK_CONF_DECLARE( bool, c_hqfilter_sse, "bitmap.filter.highQualitySSE", false, "Use SSE optimized version of high quality image filters");