[heap] More flag cleanup.

src/heap-snapshot-generator.cc

Index: src/heap-snapshot-generator.cc
diff --git a/src/heap-snapshot-generator.cc b/src/heap-snapshot-generator.cc
index 8dddf2cb18a689208ff5d7a76970f573c6e700fc..59046e37d1f8fc515e10877ac3914e794c94153b 100644
--- a/src/heap-snapshot-generator.cc
+++ b/src/heap-snapshot-generator.cc
@@ -478,8 +478,8 @@ void HeapObjectsMap::UpdateHeapObjectsMap() {
     PrintF("Begin HeapObjectsMap::UpdateHeapObjectsMap. map has %d entries.\n",
            entries_map_.occupancy());
   }
-  heap_->CollectAllGarbage(Heap::kMakeHeapIterableMask,
-                          "HeapObjectsMap::UpdateHeapObjectsMap");
+  heap_->CollectAllGarbage("HeapObjectsMap::UpdateHeapObjectsMap",
+                           Heap::kMakeHeapIterableMask);
   HeapIterator iterator(heap_);
   for (HeapObject* obj = iterator.next();
        obj != NULL;
@@ -2554,12 +2554,10 @@ bool HeapSnapshotGenerator::GenerateSnapshot() {
   // full GC is reachable from the root when computing dominators.
   // This is not true for weakly reachable objects.
   // As a temporary solution we call GC twice.
-  heap_->CollectAllGarbage(
-      Heap::kMakeHeapIterableMask,
-      "HeapSnapshotGenerator::GenerateSnapshot");
-  heap_->CollectAllGarbage(
-      Heap::kMakeHeapIterableMask,
-      "HeapSnapshotGenerator::GenerateSnapshot");
+  heap_->CollectAllGarbage("HeapSnapshotGenerator::GenerateSnapshot",
+                           Heap::kMakeHeapIterableMask);
+  heap_->CollectAllGarbage("HeapSnapshotGenerator::GenerateSnapshot",
+                           Heap::kMakeHeapIterableMask);
 
 #ifdef VERIFY_HEAP
   Heap* debug_heap = heap_;