Cleaner fall-back stack capture for --enable-heap-profiling=native.

base/debug/stack_trace_unittest.cc

Index: base/debug/stack_trace_unittest.cc
diff --git a/base/debug/stack_trace_unittest.cc b/base/debug/stack_trace_unittest.cc
index bdff543e7934c5d5c571d64b6fc926d8eaea3ebb..3d6b6d75345eb273258405152b9c3e85e2f861af 100644
--- a/base/debug/stack_trace_unittest.cc
+++ b/base/debug/stack_trace_unittest.cc
@@ -255,10 +255,7 @@ TEST_F(StackTraceTest, itoa_r) {
 }
 #endif  // defined(OS_POSIX) && !defined(OS_ANDROID)
 
-// Windows x64 binaries cannot be built with frame pointer, and MSVC doesn't
-// provide intrinsics to query the frame pointer even for the x86 build, nor
-// does it allow us to take the address of labels, so skip these under Windows.
-#if BUILDFLAG(CAN_UNWIND_WITH_FRAME_POINTERS) && !defined(OS_WIN)
+#if BUILDFLAG(CAN_UNWIND_WITH_FRAME_POINTERS)
 
 template <size_t Depth>
 void NOINLINE ExpectStackFramePointers(const void** frames,
@@ -317,7 +314,7 @@ TEST_F(StackTraceTest, MAYBE_StackEnd) {
   EXPECT_NE(0u, GetStackEnd());
 }
 
-#endif  // BUILDFLAG(CAN_UNWIND_WITH_FRAME_POINTERS) && !defined(OS_WIN)
+#endif  // BUILDFLAG(CAN_UNWIND_WITH_FRAME_POINTERS)
 
 }  // namespace debug
 }  // namespace base