Clang: Rename library clangbackendipc to clangsupport

We already share same classes there which has nothing to do with IPC and
I want to more for sharing. So we should use a name which fits better.

Change-Id: Idfb12b6de714206117b92634ad719c6a0e290e78
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

src/libs/clangsupport/filecontainer.cpp

@@ -0,0 +1,75 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#include "filecontainer.h"
+
+#include "clangsupportdebugutils.h"
+
+#include <QDebug>
+
+#include <ostream>
+
+namespace ClangBackEnd {
+
+QDebug operator<<(QDebug debug, const FileContainer &container)
+{
+    debug.nospace() << "FileContainer("
+                    << container.filePath() << ", "
+                    << container.projectPartId() << ", "
+                    << container.fileArguments() << ", "
+                    << container.documentRevision();
+
+    if (container.hasUnsavedFileContent()) {
+        const Utf8String fileWithContent = debugWriteFileForInspection(
+                    container.unsavedFileContent(),
+                    debugId(container));
+        debug.nospace() << ", "
+                        << "<" << fileWithContent << ">";
+    }
+
+    debug.nospace() << ")";
+
+    return debug;
+}
+
+std::ostream &operator<<(std::ostream &os, const FileContainer &container)
+{
+    os << "("
+        << container.filePath() << ", "
+        << container.projectPartId() << ", "
+        << container.fileArguments() << ", "
+        << container.documentRevision();
+
+    if (container.hasUnsavedFileContent())
+        os << ", "
+           << container.unsavedFileContent();
+
+    os << ")";
+
+    return os;
+}
+
+} // namespace ClangBackEnd
+