cut allocateBytes, deallocateBytes

Summary: They are replaced by `operator_new` and `operator_delete`.

Reviewed By: luciang

Differential Revision: D33180955

fbshipit-source-id: 891fc10fa53a5b53928321ba87a8d46e5953d188

folly/Memory.h

@@ -42,21 +42,6 @@
 
 namespace folly {
 
-/// allocateBytes and deallocateBytes work like a checkedMalloc/free pair,
-/// but take advantage of sized deletion when available
-inline void* allocateBytes(size_t n) {
-  return ::operator new(n);
-}
-
-inline void deallocateBytes(void* p, size_t n) {
-#if defined(__cpp_sized_deallocation)
-  return ::operator delete(p, n);
-#else
-  (void)n;
-  return ::operator delete(p);
-#endif
-}
-
 #if (defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE >= 200112L) || \
     (defined(_XOPEN_SOURCE) && _XOPEN_SOURCE >= 600) ||         \
     (defined(__ANDROID__) && (__ANDROID_API__ > 16)) ||         \

folly/test/MemoryTest.cpp

@@ -37,17 +37,6 @@ static constexpr std::size_t kTooBig = folly::constexpr_max(
     std::size_t{std::numeric_limits<uint32_t>::max()},
     std::size_t{1} << (8 * sizeof(std::size_t) - 14));
 
-TEST(allocateBytes, simple) {
-  auto p = allocateBytes(10);
-  EXPECT_TRUE(p != nullptr);
-  deallocateBytes(p, 10);
-}
-
-TEST(allocateBytes, zero) {
-  auto p = allocateBytes(0);
-  deallocateBytes(p, 0);
-}
-
 TEST(operatorNewDelete, zero) {
   auto p = ::operator new(0);
   EXPECT_TRUE(p != nullptr);