Revert of [DevTools] Added base SourceMap implementation on backend

third_party/WebKit/Source/core/inspector/v8/SourceMap.h

Index: third_party/WebKit/Source/core/inspector/v8/SourceMap.h
diff --git a/third_party/WebKit/Source/core/inspector/v8/SourceMap.h b/third_party/WebKit/Source/core/inspector/v8/SourceMap.h
deleted file mode 100644
index e7e5ca1dab50bcea4c960b04de9174839d7f5515..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/core/inspector/v8/SourceMap.h
+++ /dev/null
@@ -1,55 +0,0 @@
-// Copyright 2016 The Chromium 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 SourceMap_h
-#define SourceMap_h
-
-#include "core/CoreExport.h"
-#include "wtf/Noncopyable.h"
-#include "wtf/OwnPtr.h"
-#include "wtf/PassOwnPtr.h"
-#include "wtf/text/WTFString.h"
-
-namespace blink {
-
-class JSONObject;
-
-class CORE_EXPORT SourceMap {
-    WTF_MAKE_NONCOPYABLE(SourceMap);
-public:
-    class CORE_EXPORT Entry {
-        WTF_MAKE_NONCOPYABLE(Entry);
-    public:
-        int line;
-        int column;
-        String sourceURL;
-        int sourceLine;
-        int sourceColumn;
-
-        Entry(int line, int column, const String& sourceURL = String(), int sourceLine = 0, int sourceColumn = 0);
-        Entry()
-            : line(0)
-            , column(0)
-            , sourceLine(0)
-            , sourceColumn(0)
-        {
-        }
-    };
-
-    static PassOwnPtr<SourceMap> parse(const String& json, int offsetLine = 0, int offsetColumn = 0);
-
-    const Entry* findEntry(int line, int column);
-
-private:
-    SourceMap() { }
-
-    bool parseSection(PassRefPtr<JSONObject> sectionObject, int offsetLine, int offsetColumn);
-    bool parseMap(PassRefPtr<JSONObject> mapObject, int offsetLine, int offsetColumn);
-
-    Vector<OwnPtr<Entry>> m_mappings;
-};
-
-} // namespace blink
-
-#endif // SourceMap_h