Make SelectionState enum class

third_party/WebKit/Source/core/layout/api/SelectionStateTest.cpp

Index: third_party/WebKit/Source/core/layout/api/SelectionStateTest.cpp
diff --git a/third_party/WebKit/Source/core/layout/api/SelectionStateTest.cpp b/third_party/WebKit/Source/core/layout/api/SelectionStateTest.cpp
index c5059c853ba8e5d54942d1d1954940d0963c4388..5ba05fe45a082784013c94efaeb9e1fd4efe96b4 100644
--- a/third_party/WebKit/Source/core/layout/api/SelectionStateTest.cpp
+++ b/third_party/WebKit/Source/core/layout/api/SelectionStateTest.cpp
@@ -13,12 +13,12 @@ TEST(SelectionStateTest, StreamOutput) {
   // Just explicitly sanity check a couple of values.
   {
     std::stringstream string_stream;
-    string_stream << SelectionNone;
+    string_stream << SelectionState::kNone;
     EXPECT_EQ("None", string_stream.str());
   }
   {
     std::stringstream string_stream;
-    string_stream << SelectionBoth;
+    string_stream << SelectionState::kStartAndEnd;
     EXPECT_EQ("Both", string_stream.str());
   }
 }