Remove the default contains_call parameter on location summaries.

runtime/vm/locations.cc

Index: runtime/vm/locations.cc
diff --git a/runtime/vm/locations.cc b/runtime/vm/locations.cc
index b8cabdd3282a745643bb132749e4537b532f0c47..27b375cbc3d37236500a64d843e94f05f96cd706 100644
--- a/runtime/vm/locations.cc
+++ b/runtime/vm/locations.cc
@@ -12,11 +12,11 @@ namespace dart {
 
 LocationSummary::LocationSummary(intptr_t input_count,
                                  intptr_t temp_count,
-                                 ContainsCall call)
+                                 LocationSummary::ContainsCall contains_call)
     : input_locations_(input_count),
       temp_locations_(temp_count),
       output_location_(),
-      is_call_(call == kCall) {
+      is_call_(contains_call == LocationSummary::kCall) {
   for (intptr_t i = 0; i < input_count; i++) {
     input_locations_.Add(Location());
   }
@@ -26,12 +26,11 @@ LocationSummary::LocationSummary(intptr_t input_count,
 }
 
 
-LocationSummary* LocationSummary::Make(intptr_t input_count,
-                                       Location out,
-                                       ContainsCall contains_call) {
-  LocationSummary* summary = new LocationSummary(input_count,
-                                                 0,
-                                                 contains_call);
+LocationSummary* LocationSummary::Make(
+    intptr_t input_count,
+    Location out,
+    LocationSummary::ContainsCall contains_call) {
+  LocationSummary* summary = new LocationSummary(input_count, 0, contains_call);
   for (intptr_t i = 0; i < input_count; i++) {
     summary->set_in(i, Location::RequiresRegister());
   }
@@ -102,4 +101,3 @@ void LocationSummary::PrintTo(BufferFormatter* f) const {
 }
 
 }  // namespace dart
-