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

---
 parser/html/nsHtml5Atom.cpp | 91 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 parser/html/nsHtml5Atom.cpp

(limited to 'parser/html/nsHtml5Atom.cpp')

diff --git a/parser/html/nsHtml5Atom.cpp b/parser/html/nsHtml5Atom.cpp
new file mode 100644
index 000000000..4d15c5e41
--- /dev/null
+++ b/parser/html/nsHtml5Atom.cpp
@@ -0,0 +1,91 @@
+/* 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/. */
+
+#include "nsHtml5Atom.h"
+#include "nsAutoPtr.h"
+#include "mozilla/Unused.h"
+
+nsHtml5Atom::nsHtml5Atom(const nsAString& aString)
+{
+  mLength = aString.Length();
+  mIsStatic = false;
+  RefPtr<nsStringBuffer> buf = nsStringBuffer::FromString(aString);
+  if (buf) {
+    mString = static_cast<char16_t*>(buf->Data());
+  } else {
+    const size_t size = (mLength + 1) * sizeof(char16_t);
+    buf = nsStringBuffer::Alloc(size);
+    if (MOZ_UNLIKELY(!buf)) {
+      // We OOM because atom allocations should be small and it's hard to
+      // handle them more gracefully in a constructor.
+      NS_ABORT_OOM(size);
+    }
+    mString = static_cast<char16_t*>(buf->Data());
+    CopyUnicodeTo(aString, 0, mString, mLength);
+    mString[mLength] = char16_t(0);
+  }
+
+  NS_ASSERTION(mString[mLength] == char16_t(0), "null terminated");
+  NS_ASSERTION(buf && buf->StorageSize() >= (mLength+1) * sizeof(char16_t),
+               "enough storage");
+  NS_ASSERTION(Equals(aString), "correct data");
+
+  // Take ownership of buffer
+  mozilla::Unused << buf.forget();
+}
+
+nsHtml5Atom::~nsHtml5Atom()
+{
+  nsStringBuffer::FromData(mString)->Release();
+}
+
+NS_IMETHODIMP_(MozExternalRefCountType)
+nsHtml5Atom::AddRef()
+{
+  NS_NOTREACHED("Attempt to AddRef an nsHtml5Atom.");
+  return 2;
+}
+
+NS_IMETHODIMP_(MozExternalRefCountType)
+nsHtml5Atom::Release()
+{
+  NS_NOTREACHED("Attempt to Release an nsHtml5Atom.");
+  return 1;
+}
+
+NS_IMETHODIMP
+nsHtml5Atom::QueryInterface(REFNSIID aIID, void** aInstancePtr)
+{
+  NS_NOTREACHED("Attempt to call QueryInterface an nsHtml5Atom.");
+  return NS_ERROR_UNEXPECTED;
+}
+
+NS_IMETHODIMP 
+nsHtml5Atom::ScriptableToString(nsAString& aBuf)
+{
+  NS_NOTREACHED("Should not call ScriptableToString.");
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsHtml5Atom::ToUTF8String(nsACString& aReturn)
+{
+  NS_NOTREACHED("Should not attempt to convert to an UTF-8 string.");
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsHtml5Atom::ScriptableEquals(const nsAString& aString, bool* aResult)
+{
+  NS_NOTREACHED("Should not call ScriptableEquals.");
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP_(size_t)
+nsHtml5Atom::SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf)
+{
+  NS_NOTREACHED("Should not call SizeOfIncludingThis.");
+  return 0;
+}
+
-- 
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