Introduce SVGPathQuery to hold SVG path query methods

third_party/WebKit/Source/core/svg/SVGPathUtilities.cpp

Index: third_party/WebKit/Source/core/svg/SVGPathUtilities.cpp
diff --git a/third_party/WebKit/Source/core/svg/SVGPathUtilities.cpp b/third_party/WebKit/Source/core/svg/SVGPathUtilities.cpp
index 907f8d1e587cc76527a958692ddc7093ca5a02e9..3f60b490d74f5f57c31c275926616acd5b6af1aa 100644
--- a/third_party/WebKit/Source/core/svg/SVGPathUtilities.cpp
+++ b/third_party/WebKit/Source/core/svg/SVGPathUtilities.cpp
@@ -26,8 +26,6 @@
 #include "core/svg/SVGPathParser.h"
 #include "core/svg/SVGPathStringBuilder.h"
 #include "core/svg/SVGPathStringSource.h"
-#include "core/svg/SVGPathTraversalStateBuilder.h"
-#include "platform/graphics/PathTraversalState.h"
 
 namespace blink {
 
@@ -83,40 +81,4 @@ bool buildSVGPathByteStreamFromString(const String& d, SVGPathByteStream& result
     return ok;
 }
 
-unsigned getSVGPathSegAtLengthFromSVGPathByteStream(const SVGPathByteStream& stream, float length)
-{
-    if (stream.isEmpty())
-        return 0;
-
-    SVGPathTraversalStateBuilder builder(PathTraversalState::TraversalSegmentAtLength, length);
-    SVGPathByteStreamSource source(stream);
-    SVGPathParser parser(&source, &builder);
-    parser.parsePathDataFromSource(NormalizedParsing);
-    return builder.pathSegmentIndex();
-}
-
-float getTotalLengthOfSVGPathByteStream(const SVGPathByteStream& stream)
-{
-    if (stream.isEmpty())
-        return 0;
-
-    SVGPathTraversalStateBuilder builder(PathTraversalState::TraversalTotalLength);
-    SVGPathByteStreamSource source(stream);
-    SVGPathParser parser(&source, &builder);
-    parser.parsePathDataFromSource(NormalizedParsing);
-    return builder.totalLength();
-}
-
-FloatPoint getPointAtLengthOfSVGPathByteStream(const SVGPathByteStream& stream, float length)
-{
-    if (stream.isEmpty())
-        return FloatPoint();
-
-    SVGPathTraversalStateBuilder builder(PathTraversalState::TraversalPointAtLength, length);
-    SVGPathByteStreamSource source(stream);
-    SVGPathParser parser(&source, &builder);
-    parser.parsePathDataFromSource(NormalizedParsing);
-    return builder.currentPoint();
-}
-
 }