win: Capture some memory pointed at by context

snapshot/mac/exception_snapshot_mac.cc

Index: snapshot/mac/exception_snapshot_mac.cc
diff --git a/snapshot/mac/exception_snapshot_mac.cc b/snapshot/mac/exception_snapshot_mac.cc
index b5725d38e937eafff19d2526143d033afb025dcc..c5d32b5b5a377995ad7d2828076d5b634e41824c 100644
--- a/snapshot/mac/exception_snapshot_mac.cc
+++ b/snapshot/mac/exception_snapshot_mac.cc
@@ -249,5 +249,10 @@ const std::vector<uint64_t>& ExceptionSnapshotMac::Codes() const {
   return codes_;
 }
 
+std::vector<const MemorySnapshot*> ExceptionSnapshotMac::ExtraMemory() const {
+  INITIALIZATION_STATE_DCHECK_VALID(initialized_);
+  return std::vector<const MemorySnapshot*>();
+}
+
 }  // namespace internal
 }  // namespace crashpad