refactor emitMemberName to be used more consistently

lib/runtime/dart/_interceptors.js

Index: lib/runtime/dart/_interceptors.js
diff --git a/lib/runtime/dart/_interceptors.js b/lib/runtime/dart/_interceptors.js
index 39422a50b7d696df5c3d3c0702015a2d1943434b..3884e240785c970675cfd40d7e4996cce89098b1 100644
--- a/lib/runtime/dart/_interceptors.js
+++ b/lib/runtime/dart/_interceptors.js
@@ -143,7 +143,7 @@ var _interceptors;
         throw new core.ArgumentError(lowerLimit);
       if (!dart.is(upperLimit, core.num))
         throw new core.ArgumentError(upperLimit);
-      if (dart.dbinary(dart.dinvoke(lowerLimit, 'compareTo', upperLimit), '>', 0)) {
+      if (dart.dsend(dart.dsend(lowerLimit, 'compareTo', upperLimit), '>', 0)) {
         throw new core.ArgumentError(lowerLimit);
       }
       if (dart.notNull(this.compareTo(dart.as(lowerLimit, core.num))) < 0)
@@ -226,7 +226,7 @@ var _interceptors;
     get hashCode() {
       return this & 0x1FFFFFFF;
     }
-    ['-']() {
+    ['unary-']() {
       return -this;
     }
     ['+'](other) {
@@ -386,8 +386,8 @@ var _interceptors;
       return JSInt[_bitCount](JSInt[_spread](nonneg));
     }
     static [_bitCount](i) {
-      i = dart.as(dart.dbinary(JSInt[_shru](i, 0), '-', dart.dbinary(JSInt[_shru](i, 1), '&', 1431655765)), core.int);
-      i = (dart.notNull(i) & 858993459)['+'](dart.dbinary(JSInt[_shru](i, 2), '&', 858993459));
+      i = dart.as(dart.dsend(JSInt[_shru](i, 0), '-', dart.dsend(JSInt[_shru](i, 1), '&', 1431655765)), core.int);
+      i = (dart.notNull(i) & 858993459)['+'](dart.dsend(JSInt[_shru](i, 2), '&', 858993459));
       i = 252645135 & i['+'](JSInt[_shru](i, 4));
       i = dart.notNull(i) + dart.notNull(dart.as(JSInt[_shru](i, 8), core.int));
       i = dart.notNull(i) + dart.notNull(dart.as(JSInt[_shru](i, 16), core.int));
@@ -510,7 +510,7 @@ var _interceptors;
       _js_helper.checkNull(pattern);
       if (typeof pattern == 'string') {
         return dart.as(this.split(pattern), core.List$(core.String));
-      } else if (dart.notNull(dart.is(pattern, _js_helper.JSSyntaxRegExp)) && _js_helper.regExpCaptureCount(pattern) == 0) {
+      } else if (dart.is(pattern, _js_helper.JSSyntaxRegExp) && _js_helper.regExpCaptureCount(pattern) == 0) {
         let re = _js_helper.regExpGetNative(pattern);
         return dart.as(this.split(re), core.List$(core.String));
       } else {