Restructure type tracking in StyleValues to work better with new numeric types

third_party/WebKit/Source/core/css/cssom/CSSStyleValue.cpp

 // Copyright 2015 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.
 
 #include "core/css/cssom/CSSStyleValue.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptValue.h"
 #include "bindings/core/v8/ToV8ForCore.h"
 #include "core/StylePropertyShorthand.h"
@@ skipping 35 matching lines @@
     // from this function.
     return ScriptValue::CreateNull(script_state);
   }
 
   v8::Local<v8::Value> wrapped_value =
       ToV8(style_value_vector[0], script_state->GetContext()->Global(),
            script_state->GetIsolate());
   return ScriptValue(script_state, wrapped_value);
 }
 
+String CSSStyleValue::StyleValueTypeToString(StyleValueType type) {
+  switch (type) {
+    case StyleValueType::kNumberType:
+      return "number";
+    case StyleValueType::kPercentType:
+      return "percent";
+    case StyleValueType::kLengthType:
+      return "length";
+    case StyleValueType::kAngleType:
+      return "angle";
+    case StyleValueType::kTimeType:
+      return "time";
+    case StyleValueType::kFrequencyType:
+      return "frequency";
+    case StyleValueType::kResolutionType:
+      return "resolution";
+    case StyleValueType::kFlexType:
+      return "flex";
+    default:
+      NOTREACHED();
+      return "";
+  }
+}
+
 }  // namespace blink