Handle function arguments inside function calls.

test/regression/0100/0108.unit

Index: test/regression/0100/0108.unit
diff --git a/test/regression/0100/0108.unit b/test/regression/0100/0108.unit
index 2e0bfebfd9cdcc3e75b15c9c4124f72b6fe00d9b..64522f28df160739bc5fca939a8d44041ef28421 100644
--- a/test/regression/0100/0108.unit
+++ b/test/regression/0100/0108.unit
@@ -207,19 +207,11 @@ async.Future<List<dom.StyleElement>> call(String tag, List<String> cssUrls, {Typ
 DDC$RT.type((Iterable<Future<dynamic>> _) {}), key: "Cast failed: package:angular/core_dom/component_css_loader.dart:17:25"))),
 DDC$RT.type((Future<List<StyleElement>> _) {}), key: "Cast failed: package:angular/core_dom/component_css_loader.dart:17:7"));
 <<<
-async.Future<List<dom.StyleElement>> call(String tag, List<String> cssUrls,
-        {Type type}) =>
+async.Future<List<dom.StyleElement>> call(String tag, List<String> cssUrls, {Type type}) =>
     (DDC$RT.cast(
-        async.Future.wait((DDC$RT.cast(
-            cssUrls.map((url) => _styleElement(
-                tag,
-                (DDC$RT.cast(url, String,
-                    key:
-                        "Cast failed: package:angular/core_dom/component_css_loader.dart:17:65")),
-                type)),
-            DDC$RT.type((Iterable<Future<dynamic>> _) {}),
-            key:
-                "Cast failed: package:angular/core_dom/component_css_loader.dart:17:25"))),
+        async.Future.wait(
+            (DDC$RT.cast(cssUrls.map((url) => _styleElement(tag, (DDC$RT.cast(url, String, key: "Cast failed: package:angular/core_dom/component_css_loader.dart:17:65")), type)),
+                DDC$RT.type((Iterable<Future<dynamic>> _) {
+    }), key: "Cast failed: package:angular/core_dom/component_css_loader.dart:17:25"))),
         DDC$RT.type((Future<List<StyleElement>> _) {}),
-        key:
-            "Cast failed: package:angular/core_dom/component_css_loader.dart:17:7"));
+        key: "Cast failed: package:angular/core_dom/component_css_loader.dart:17:7"));