Make base::Value::TYPE a scoped enum.

content/browser/frame_host/frame_tree_node_blame_context_unittest.cc

Index: content/browser/frame_host/frame_tree_node_blame_context_unittest.cc
diff --git a/content/browser/frame_host/frame_tree_node_blame_context_unittest.cc b/content/browser/frame_host/frame_tree_node_blame_context_unittest.cc
index 83bda69994eedbfab092b8c1fb68f738c1c7c4ea..7f90717427493d54279ff6ba0d0572782ab1e849 100644
--- a/content/browser/frame_host/frame_tree_node_blame_context_unittest.cc
+++ b/content/browser/frame_host/frame_tree_node_blame_context_unittest.cc
@@ -46,7 +46,7 @@ void ExpectFrameTreeNodeSnapshot(const trace_analyzer::TraceEvent* event) {
   ExpectFrameTreeNodeObject(event);
   EXPECT_TRUE(event->HasArg("snapshot"));
   EXPECT_TRUE(event->arg_values.at("snapshot")
-                  ->IsType(base::Value::Type::TYPE_DICTIONARY));
+                  ->IsType(base::Value::Type::DICTIONARY));
 }
 
 std::string GetParentNodeID(const trace_analyzer::TraceEvent* event) {