Add m-esr52 at 52.6.0

1 files changed, 72 insertions, 0 deletions

diff --git a/layout/base/nsPresArenaObjectList.h b/layout/base/nsPresArenaObjectList.h
new file mode 100644
index 000000000..c226aa3b4
--- /dev/null
+++ b/layout/base/nsPresArenaObjectList.h
@@ -0,0 +1,72 @@
+/* vim: set shiftwidth=2 tabstop=8 autoindent cindent expandtab: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* a list of all types that can be allocated in an nsPresArena, for
+   preprocessing */
+
+#ifdef STYLE_STRUCT
+#error Sorry nsPresArenaObjectList.h needs to use STYLE_STRUCT!
+#endif
+
+#ifdef PRES_ARENA_OBJECT
+#if defined(PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT) || \
+    defined(PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT)
+#error Must not define PRES_ARENA_OBJECT along with \
+       PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT or \
+       PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT.
+#endif
+#define PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(name_) PRES_ARENA_OBJECT(name_)
+#define PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT(name_) PRES_ARENA_OBJECT(name_)
+#define DEFINED_PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT
+#define DEFINED_PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT
+#endif
+
+#ifndef PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT
+#define PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(name_) /* nothing */
+#define DEFINED_PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT
+#endif
+
+#ifndef PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT
+#define PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT(name_) /* nothing */
+#define DEFINED_PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT
+#endif
+
+// Use PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT to mention an nsPresArena-
+// allocated object that does not support ArenaRefPtr, and use
+// PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT to mention one that does.
+//
+// All PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT classes must be #included into
+// nsPresArena.cpp.
+//
+// Files including nsPresArenaObjectList.h can either define one or both
+// of PRES_ARENA_OBJECT_{WITH,WITHOUT}_ARENAREFPTR_SUPPORT to capture those
+// classes separately, or PRES_ARENA_OBJECT to capture all nsPresArena-
+// allocated classes.
+
+PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(nsLineBox)
+PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(nsRuleNode)
+PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT(nsStyleContext)
+PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(nsInheritedStyleData)
+PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(nsResetStyleData)
+PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(nsConditionalResetStyleData)
+PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(nsConditionalResetStyleDataEntry)
+PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(nsFrameList)
+PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(CustomCounterStyle)
+PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(DependentBuiltinCounterStyle)
+
+#define STYLE_STRUCT(name_, checkdata_cb_) \
+  PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT(nsStyle##name_)
+#include "nsStyleStructList.h"
+#undef STYLE_STRUCT
+
+#ifdef DEFINED_PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT
+#undef PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT
+#undef DEFINED_PRES_ARENA_OBJECT_WITHOUT_ARENAREFPTR_SUPPORT
+#endif
+
+#ifdef DEFINED_PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT
+#undef PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT
+#undef DEFINED_PRES_ARENA_OBJECT_WITH_ARENAREFPTR_SUPPORT
+#endif