[inspector] Initial import of v8_inspector.

src/inspector/V8Regex.h

Index: src/inspector/V8Regex.h
diff --git a/src/inspector/V8Regex.h b/src/inspector/V8Regex.h
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+++ b/src/inspector/V8Regex.h
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+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef V8_INSPECTOR_V8REGEX_H_
+#define V8_INSPECTOR_V8REGEX_H_
+
+#include "src/inspector/Allocator.h"
+#include "src/inspector/String16.h"
+
+#include <v8.h>
+
+namespace v8_inspector {
+
+class V8InspectorImpl;
+
+enum MultilineMode { MultilineDisabled, MultilineEnabled };
+
+class V8Regex {
+  V8_INSPECTOR_DISALLOW_COPY(V8Regex);
+
+ public:
+  V8Regex(V8InspectorImpl*, const String16&, bool caseSensitive,
+          bool multiline = false);
+  int match(const String16&, int startFrom = 0, int* matchLength = 0) const;
+  bool isValid() const { return !m_regex.IsEmpty(); }
+  const String16& errorMessage() const { return m_errorMessage; }
+
+ private:
+  V8InspectorImpl* m_inspector;
+  v8::Global<v8::RegExp> m_regex;
+  String16 m_errorMessage;
+};
+
+}  // namespace v8_inspector
+
+#endif  // V8_INSPECTOR_V8REGEX_H_