Explicitly specify whether to emit frame pointers by default.

chrome/browser/chromeos/libc_close_tracking.cc

Index: chrome/browser/chromeos/libc_close_tracking.cc
diff --git a/chrome/browser/chromeos/libc_close_tracking.cc b/chrome/browser/chromeos/libc_close_tracking.cc
index 260a116b5a2e664ed3e7064d42af3ccc765f6882..cdbde3f9fc637b48f5e62148e88beb67af58d033 100644
--- a/chrome/browser/chromeos/libc_close_tracking.cc
+++ b/chrome/browser/chromeos/libc_close_tracking.cc
@@ -11,6 +11,7 @@
 #include <unordered_map>
 
 #include "base/debug/crash_logging.h"
+#include "base/debug/debugging_flags.h"
 #include "base/debug/stack_trace.h"
 #include "base/logging.h"
 #include "base/macros.h"
@@ -119,7 +120,7 @@ int CloseOverride(int fd) {
 
   // Capture stack for successful close.
   if (ret == 0) {
-#if HAVE_TRACE_STACK_FRAME_POINTERS && !defined(MEMORY_SANITIZER)
+#if BUILDFLAG(CAN_UNWIND_WITH_FRAME_POINTERS) && !defined(MEMORY_SANITIZER)
     // Use TraceStackFramePointers because the backtrack() based default
     // capturing gets only the last stack frame and is not useful.
     // With the exception of when MSAN is enabled. See comments for why