Accept keyword names as concise method names

lib/parse.js

@@ -1445,7 +1445,7 @@ function parse($TEXT, options) {
             var start = S.token;
             var type = start.type;
             var name = as_property_name();
-            if (type == "name" && !is("punc", ":")) {
+            if (type != "string" && type != "num" && !is("punc", ":")) {
                 if (is("punc", "(")) {
                     a.push(new AST_ConciseMethod({
                         start    : start,

test/compress/harmony.js

@@ -169,6 +169,18 @@ concise_methods_and_mangle_props: {
     }
 }
 
+concise_methods_and_keyword_names: {
+    input: {
+        x = {
+            catch() {},
+            throw() {}
+        }
+    }
+    expect: {
+        x={catch(){},throw(){}};
+    }
+}
+
 number_literals: {
     input: {
         0b1001;