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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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This commit is contained in:
Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
150858 changed files with 23884658 additions and 0 deletions
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30
dom/base/nsAttrValueOrString.cpp Normal file
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/* -*- 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/. */
#include "nsAttrValueOrString.h"
const nsAString&
nsAttrValueOrString::String() const
{
if (mStringPtr) {
return *mStringPtr;
}
if (!mAttrValue) {
mStringPtr = &mCheapString;
return *mStringPtr;
}
if (mAttrValue->Type() == nsAttrValue::eString) {
mCheapString = mAttrValue->GetStringValue();
mStringPtr = &mCheapString;
return *mStringPtr;
}
mAttrValue->ToString(mCheapString);
mStringPtr = &mCheapString;
return *mStringPtr;
}