Inline CompialtionUnitElementImpl.getTypeFromTypes

R=brianwilkerson@google.com

Change-Id: Ifa3386f19e69fd424f73a4f092438353709ae7e9
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/123741
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>

Author: scheglov

pkg/analyzer/lib/src/dart/element/element.dart

@@ -1662,7 +1662,12 @@ class CompilationUnitElementImpl extends UriReferencedElementImpl
 
   @override
   ClassElement getType(String className) {
-    return getTypeFromTypes(className, types);
+    for (ClassElement type in types) {
+      if (type.name == className) {
+        return type;
+      }
+    }
+    return null;
   }
 
   @override
@@ -1678,16 +1683,6 @@ class CompilationUnitElementImpl extends UriReferencedElementImpl
     safelyVisitChildren(topLevelVariables, visitor);
   }
 
-  static ClassElement getTypeFromTypes(
-      String className, List<ClassElement> types) {
-    for (ClassElement type in types) {
-      if (type.name == className) {
-        return type;
-      }
-    }
-    return null;
-  }
-
   static void _createPropertiesAndAccessors(CompilationUnitElementImpl unit) {
     if (unit._variables != null) return;
     assert(unit._accessors == null);