Hook up custom Win 64 SEH to v8

gin/debug_impl.cc

Index: gin/debug_impl.cc
diff --git a/gin/debug_impl.cc b/gin/debug_impl.cc
index 87a95fbebe7b1d4ad5f8bb38e55c3b617e1b78af..5657ec38e9b3bead9f31c7a5ef2db6080f09ad36 100644
--- a/gin/debug_impl.cc
+++ b/gin/debug_impl.cc
@@ -9,6 +9,10 @@ namespace gin {
 namespace {
 v8::FunctionEntryHook g_entry_hook = NULL;
 v8::JitCodeEventHandler g_jit_code_event_handler = NULL;
+#if defined(OS_WIN)
+Debug::CodeRangeCreatedCallback g_code_range_created_callback = NULL;
+Debug::CodeRangeDeletedCallback g_code_range_deleted_callback = NULL;
+#endif
 }  // namespace
 
 // static
@@ -21,6 +25,18 @@ void Debug::SetJitCodeEventHandler(v8::JitCodeEventHandler event_handler) {
   g_jit_code_event_handler = event_handler;
 }
 
+#if defined(OS_WIN)
+// static
+void Debug::SetCodeRangeCreatedCallback(CodeRangeCreatedCallback callback) {
+  g_code_range_created_callback = callback;
+}
+
+// static
+void Debug::SetCodeRangeDeletedCallback(CodeRangeDeletedCallback callback) {
+  g_code_range_deleted_callback = callback;
+}
+#endif
+
 // static
 v8::FunctionEntryHook DebugImpl::GetFunctionEntryHook() {
   return g_entry_hook;
@@ -31,4 +47,16 @@ v8::JitCodeEventHandler DebugImpl::GetJitCodeEventHandler() {
   return g_jit_code_event_handler;
 }
 
+#if defined(OS_WIN)
+// static
+Debug::CodeRangeCreatedCallback DebugImpl::GetCodeRangeCreatedCallback() {
+  return g_code_range_created_callback;
+}
+
+// static
+Debug::CodeRangeDeletedCallback DebugImpl::GetCodeRangeDeletedCallback() {
+  return g_code_range_deleted_callback;
+}
+#endif
+
 }  // namespace gin