Fewer reused duplicate symbol names in animation.

third_party/WebKit/Source/core/animation/CSSFontWeightInterpolationType.cpp

Index: third_party/WebKit/Source/core/animation/CSSFontWeightInterpolationType.cpp
diff --git a/third_party/WebKit/Source/core/animation/CSSFontWeightInterpolationType.cpp b/third_party/WebKit/Source/core/animation/CSSFontWeightInterpolationType.cpp
index f8c475a4b26214326fec5681897534288647e8f5..c2337e612b91381590dcaa58668dd65834000e6d 100644
--- a/third_party/WebKit/Source/core/animation/CSSFontWeightInterpolationType.cpp
+++ b/third_party/WebKit/Source/core/animation/CSSFontWeightInterpolationType.cpp
@@ -4,50 +4,14 @@
 
 #include "core/animation/CSSFontWeightInterpolationType.h"
 
+#include <memory>
+#include "core/animation/FontWeightConversion.h"
 #include "core/css/CSSPrimitiveValueMappings.h"
 #include "core/css/resolver/StyleResolverState.h"
 #include "wtf/PtrUtil.h"
-#include <memory>
 
 namespace blink {
 
-static double fontWeightToDouble(FontWeight fontWeight) {
-  switch (fontWeight) {
-    case FontWeight100:
-      return 100;
-    case FontWeight200:
-      return 200;
-    case FontWeight300:
-      return 300;
-    case FontWeight400:
-      return 400;
-    case FontWeight500:
-      return 500;
-    case FontWeight600:
-      return 600;
-    case FontWeight700:
-      return 700;
-    case FontWeight800:
-      return 800;
-    case FontWeight900:
-      return 900;
-    default:
-      NOTREACHED();
-      return 400;
-  }
-}
-
-static FontWeight doubleToFontWeight(double value) {
-  static const FontWeight fontWeights[] = {
-      FontWeight100, FontWeight200, FontWeight300, FontWeight400, FontWeight500,
-      FontWeight600, FontWeight700, FontWeight800, FontWeight900,
-  };
-
-  int index = round(value / 100 - 1);
-  int clampedIndex = clampTo<int>(index, 0, WTF_ARRAY_LENGTH(fontWeights) - 1);
-  return fontWeights[clampedIndex];
-}
-
 class InheritedFontWeightChecker : public InterpolationType::ConversionChecker {
  public:
   static std::unique_ptr<InheritedFontWeightChecker> create(