Explicitly specify whether to emit frame pointers by default.

base/trace_event/memory_dump_manager.cc

 // Copyright 2015 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/trace_event/memory_dump_manager.h"
 
 #include <inttypes.h>
 #include <stdio.h>
 
 #include <algorithm>
@@ skipping 177 matching lines @@
   if (!CommandLine::InitializedForCurrentProcess() ||
       !CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnableHeapProfiling))
     return;
 
   std::string profiling_mode = CommandLine::ForCurrentProcess()
       ->GetSwitchValueASCII(switches::kEnableHeapProfiling);
   if (profiling_mode == "") {
     AllocationContextTracker::SetCaptureMode(
         AllocationContextTracker::CaptureMode::PSEUDO_STACK);
-#if HAVE_TRACE_STACK_FRAME_POINTERS && \
-    (BUILDFLAG(ENABLE_PROFILING) || !defined(NDEBUG))
+#if (BUILDFLAG(CAN_UNWIND_WITH_FRAME_POINTERS) || !defined(NDEBUG))
   } else if (profiling_mode == switches::kEnableHeapProfilingModeNative) {
     // We need frame pointers for native tracing to work, and they are
     // enabled in profiling and debug builds.
     AllocationContextTracker::SetCaptureMode(
         AllocationContextTracker::CaptureMode::NATIVE_STACK);
 #endif
 #if BUILDFLAG(ENABLE_MEMORY_TASK_PROFILER)
   } else if (profiling_mode == switches::kEnableHeapProfilingTaskProfiler) {
     // Enable heap tracking, which in turn enables capture of heap usage
     // tracking in tracked_objects.cc.
@@ skipping 772 matching lines @@
   if (iter == process_dumps.end()) {
     std::unique_ptr<ProcessMemoryDump> new_pmd(
         new ProcessMemoryDump(session_state, dump_args));
     iter = process_dumps.insert(std::make_pair(pid, std::move(new_pmd))).first;
   }
   return iter->second.get();
 }
 
 }  // namespace trace_event
 }  // namespace base