Remove runtime CPU detection for SSE optimized media/ methods.

media/base/vector_math_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // MSVC++ requires this to be set before any other includes to get M_PI.
 #define _USE_MATH_DEFINES
 #include <cmath>
 
-#include "base/cpu.h"
 #include "base/memory/aligned_memory.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringize_macros.h"
 #include "media/base/vector_math.h"
 #include "media/base/vector_math_testing.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using std::fill;
 
@@ skipping 49 matching lines @@
   {
     SCOPED_TRACE("FMAC_C");
     FillTestVectors(kInputFillValue, kOutputFillValue);
     vector_math::FMAC_C(
         input_vector_.get(), kScale, kVectorSize, output_vector_.get());
     VerifyOutput(kResult);
   }
 
 #if defined(ARCH_CPU_X86_FAMILY)
   {
-    ASSERT_TRUE(base::CPU().has_sse());
     SCOPED_TRACE("FMAC_SSE");
     FillTestVectors(kInputFillValue, kOutputFillValue);
     vector_math::FMAC_SSE(
         input_vector_.get(), kScale, kVectorSize, output_vector_.get());
     VerifyOutput(kResult);
   }
 #endif
 
 #if defined(ARCH_CPU_ARM_FAMILY) && defined(USE_NEON)
   {
@@ skipping 21 matching lines @@
   {
     SCOPED_TRACE("FMUL_C");
     FillTestVectors(kInputFillValue, kOutputFillValue);
     vector_math::FMUL_C(
         input_vector_.get(), kScale, kVectorSize, output_vector_.get());
     VerifyOutput(kResult);
   }
 
 #if defined(ARCH_CPU_X86_FAMILY)
   {
-    ASSERT_TRUE(base::CPU().has_sse());
     SCOPED_TRACE("FMUL_SSE");
     FillTestVectors(kInputFillValue, kOutputFillValue);
     vector_math::FMUL_SSE(
         input_vector_.get(), kScale, kVectorSize, output_vector_.get());
     VerifyOutput(kResult);
   }
 #endif
 
 #if defined(ARCH_CPU_ARM_FAMILY) && defined(USE_NEON)
   {
@@ skipping 88 matching lines @@
     {
       SCOPED_TRACE("EWMAAndMaxPower_C");
       const std::pair<float, float>& result = vector_math::EWMAAndMaxPower_C(
           initial_value_, data_.get(), data_len_, smoothing_factor_);
       EXPECT_NEAR(expected_final_avg_, result.first, 0.0000001f);
       EXPECT_NEAR(expected_max_, result.second, 0.0000001f);
     }
 
 #if defined(ARCH_CPU_X86_FAMILY)
     {
-      ASSERT_TRUE(base::CPU().has_sse());
       SCOPED_TRACE("EWMAAndMaxPower_SSE");
       const std::pair<float, float>& result = vector_math::EWMAAndMaxPower_SSE(
           initial_value_, data_.get(), data_len_, smoothing_factor_);
       EXPECT_NEAR(expected_final_avg_, result.first, 0.0000001f);
       EXPECT_NEAR(expected_max_, result.second, 0.0000001f);
     }
 #endif
 
 #if defined(ARCH_CPU_ARM_FAMILY) && defined(USE_NEON)
     {
@@ skipping 141 matching lines @@
              .HasExpectedResult(0.00017858f, 4.0f),
          EWMATestScenario(0.0f, kZeros, 32, 0.25f)
              .WithImpulse(2.0f, 2)
              .HasExpectedResult(0.00023811f, 4.0f),
          EWMATestScenario(0.0f, kZeros, 32, 0.25f)
              .WithImpulse(2.0f, 3)
              .HasExpectedResult(0.00031748f, 4.0f)
     ));
 
 }  // namespace media