From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/base/nsIScriptGlobalObject.h | 89 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 dom/base/nsIScriptGlobalObject.h

(limited to 'dom/base/nsIScriptGlobalObject.h')

diff --git a/dom/base/nsIScriptGlobalObject.h b/dom/base/nsIScriptGlobalObject.h
new file mode 100644
index 000000000..771912561
--- /dev/null
+++ b/dom/base/nsIScriptGlobalObject.h
@@ -0,0 +1,89 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#ifndef nsIScriptGlobalObject_h__
+#define nsIScriptGlobalObject_h__
+
+#include "nsISupports.h"
+#include "nsIGlobalObject.h"
+#include "js/TypeDecls.h"
+#include "mozilla/EventForwards.h"
+
+class nsIScriptContext;
+class nsIScriptGlobalObject;
+
+namespace mozilla {
+namespace dom {
+struct ErrorEventInit;
+} // namespace dom
+} // namespace mozilla
+
+// A helper function for nsIScriptGlobalObject implementations to use
+// when handling a script error.  Generally called by the global when a context
+// notifies it of an error via nsIScriptGlobalObject::HandleScriptError.
+// Returns true if HandleDOMEvent was actually called, in which case
+// aStatus will be filled in with the status.
+bool
+NS_HandleScriptError(nsIScriptGlobalObject *aScriptGlobal,
+                     const mozilla::dom::ErrorEventInit &aErrorEvent,
+                     nsEventStatus *aStatus);
+
+
+#define NS_ISCRIPTGLOBALOBJECT_IID \
+{ 0x876f83bd, 0x6314, 0x460a, \
+  { 0xa0, 0x45, 0x1c, 0x8f, 0x46, 0x2f, 0xb8, 0xe1 } }
+
+/**
+ * The global object which keeps a script context for each supported script
+ * language. This often used to store per-window global state.
+ * This is a heavyweight interface implemented only by DOM globals, and
+ * it might go away some time in the future.
+ */
+
+class nsIScriptGlobalObject : public nsIGlobalObject
+{
+public:
+  NS_DECLARE_STATIC_IID_ACCESSOR(NS_ISCRIPTGLOBALOBJECT_IID)
+
+  /**
+   * Ensure that the script global object is initialized for working with the
+   * specified script language ID.  This will set up the nsIScriptContext
+   * and 'script global' for that language, allowing these to be fetched
+   * and manipulated.
+   * @return NS_OK if successful; error conditions include that the language
+   * has not been registered, as well as 'normal' errors, such as
+   * out-of-memory
+   */
+  virtual nsresult EnsureScriptEnvironment() = 0;
+  /**
+   * Get a script context (WITHOUT added reference) for the specified language.
+   */
+  virtual nsIScriptContext *GetScriptContext() = 0;
+
+  nsIScriptContext* GetContext() {
+    return GetScriptContext();
+  }
+
+  /**
+   * Handle a script error.  Generally called by a script context.
+   */
+  virtual nsresult HandleScriptError(
+                     const mozilla::dom::ErrorEventInit &aErrorEventInit,
+                     nsEventStatus *aEventStatus) {
+    NS_ENSURE_STATE(NS_HandleScriptError(this, aErrorEventInit, aEventStatus));
+    return NS_OK;
+  }
+
+  virtual bool IsBlackForCC(bool aTracingNeeded = true) { return false; }
+
+protected:
+  virtual ~nsIScriptGlobalObject() {}
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(nsIScriptGlobalObject,
+                              NS_ISCRIPTGLOBALOBJECT_IID)
+
+#endif
-- 
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