Remove base's ALIGNOF/ALIGNAS in favor of alignof/alignas.

base/memory/singleton_unittest.cc

Index: base/memory/singleton_unittest.cc
diff --git a/base/memory/singleton_unittest.cc b/base/memory/singleton_unittest.cc
index a15145c8747145cb3f6e6774890307cc0fa46794..3a275cb57e9fcb0059707a0bb7a13ef62014c32a 100644
--- a/base/memory/singleton_unittest.cc
+++ b/base/memory/singleton_unittest.cc
@@ -276,17 +276,20 @@ TEST_F(SingletonTest, Alignment) {
   // ensure proper alignment of the static data.
   AlignedTestSingleton<int32_t>* align4 =
       AlignedTestSingleton<int32_t>::GetInstance();
+  AlignedTestSingleton<AlignedMemory<8, 8>>* align8 =
+      AlignedTestSingleton<AlignedMemory<8, 8>>::GetInstance();
+  AlignedTestSingleton<AlignedMemory<16, 16>>* align16 =
+      AlignedTestSingleton<AlignedMemory<16, 16>>::GetInstance();
   AlignedTestSingleton<AlignedMemory<32, 32> >* align32 =
       AlignedTestSingleton<AlignedMemory<32, 32> >::GetInstance();
-  AlignedTestSingleton<AlignedMemory<128, 128> >* align128 =
-      AlignedTestSingleton<AlignedMemory<128, 128> >::GetInstance();
-  AlignedTestSingleton<AlignedMemory<4096, 4096> >* align4096 =
-      AlignedTestSingleton<AlignedMemory<4096, 4096> >::GetInstance();
+  AlignedTestSingleton<AlignedMemory<64, 64>>* align64 =
+      AlignedTestSingleton<AlignedMemory<64, 64>>::GetInstance();
 
   EXPECT_ALIGNED(align4, 4);
+  EXPECT_ALIGNED(align8, 8);
+  EXPECT_ALIGNED(align16, 16);
   EXPECT_ALIGNED(align32, 32);
-  EXPECT_ALIGNED(align128, 128);
-  EXPECT_ALIGNED(align4096, 4096);
+  EXPECT_ALIGNED(align64, 64);
 }
 
 }  // namespace