allocator: rename use_experimental_allocator_shim to use_allocator_shim

base/debug/thread_heap_usage_tracker_unittest.cc

 // Copyright 2016 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.
 
 #include "base/debug/thread_heap_usage_tracker.h"
 
 #include <map>
 
 #include "base/allocator/allocator_shim.h"
 #include "base/allocator/features.h"
@@ skipping 535 matching lines @@
   alloc = MockAllocAligned(1, kAllocSize);
   estimate = MockGetSizeEstimate(alloc);
   ASSERT_TRUE(estimate == 0 || estimate >= kAllocSize);
 
   alloc = MockRealloc(alloc, kAllocSize);
   estimate = MockGetSizeEstimate(alloc);
   ASSERT_TRUE(estimate == 0 || estimate >= kAllocSize);
   MockFree(alloc);
 }
 
-#if BUILDFLAG(USE_EXPERIMENTAL_ALLOCATOR_SHIM)
+#if BUILDFLAG(USE_ALLOCATOR_SHIM)
 class ThreadHeapUsageShimTest : public testing::Test {
 #if defined(OS_MACOSX)
   void SetUp() override { allocator::InitializeAllocatorShim(); }
   void TearDown() override { allocator::UninterceptMallocZonesForTesting(); }
 #endif
 };
 
 TEST_F(ThreadHeapUsageShimTest, HooksIntoMallocWhenShimAvailable) {
   ASSERT_FALSE(ThreadHeapUsageTracker::IsHeapTrackingEnabled());
 
@@ skipping 27 matching lines @@
   // Verify that at least the bytes above were recorded.
   EXPECT_LE(u1.alloc_bytes + kAllocSize, u2.alloc_bytes);
 
   // Verify that at least the one free operation above was recorded.
   EXPECT_LE(u2.free_ops + 1, u3.free_ops);
 
   TestingThreadHeapUsageTracker::DisableHeapTrackingForTesting();
 
   ASSERT_FALSE(ThreadHeapUsageTracker::IsHeapTrackingEnabled());
 }
-#endif  // BUILDFLAG(USE_EXPERIMENTAL_ALLOCATOR_SHIM)
+#endif  // BUILDFLAG(USE_ALLOCATOR_SHIM)
 
 }  // namespace debug
 }  // namespace base