A cleanup

Author: David Ungar

Sources/SwiftDriver/IncrementalCompilation/ModuleDependencyGraph.swift

@@ -842,7 +842,7 @@ extension ModuleDependencyGraph {
         }
       }
 
-      graph.inputDependencySourceMap.enumerateToSerialize { input, dependencySource in
+      graph.inputDependencySourceMap.enumerateToSerializePriors { input, dependencySource in
         self.addIdentifier(input.file.name)
         self.addIdentifier(dependencySource.file.name)
       }
@@ -987,7 +987,7 @@ extension ModuleDependencyGraph {
             }
           }
         }
-        graph.inputDependencySourceMap.enumerateToSerialize {
+        graph.inputDependencySourceMap.enumerateToSerializePriors {
           input, dependencySource in
           serializer.stream.writeRecord(serializer.abbreviations[.mapNode]!) {
             $0.append(RecordID.mapNode)

Sources/SwiftDriver/IncrementalCompilation/ModuleDependencyGraphParts/InputDependencySourceMap.swift

@@ -41,7 +41,7 @@ extension InputDependencySourceMap {
     biMap[source]
   }
 
-  @_spi(Testing) public func enumerateToSerialize(
+  @_spi(Testing) public func enumerateToSerializePriors(
     _ eachFn: (TypedVirtualPath, DependencySource) -> Void
   ) {
     biMap.forEach(eachFn)