Handle local invoke in inferrer

tests/compiler/dart2js/equivalence/id_equivalence_helper.dart

Index: tests/compiler/dart2js/equivalence/id_equivalence_helper.dart
diff --git a/tests/compiler/dart2js/equivalence/id_equivalence_helper.dart b/tests/compiler/dart2js/equivalence/id_equivalence_helper.dart
index b5b61af76e049f89135ce03bf2ea11f2057d4401..c9b36793c4e39ce9bd14e8b06c855d600770a93c 100644
--- a/tests/compiler/dart2js/equivalence/id_equivalence_helper.dart
+++ b/tests/compiler/dart2js/equivalence/id_equivalence_helper.dart
@@ -133,17 +133,15 @@ class IdData {
       IdValue value = expectedMap[id];
       if (data.value != value || value == null && data.value.value != '') {
         String expected = value?.toString() ?? '';
+        int offset = getOffsetFromId(id);
         annotations
-            .putIfAbsent(data.sourceSpan.begin, () => [])
+            .putIfAbsent(offset, () => [])
             .add('${expected} | ${data.value}');
       }
     });
     expectedMap.forEach((Id id, IdValue expected) {
       if (!actualMap.containsKey(id)) {
-        int offset = compiler.reporter
-            .spanFromSpannable(
-                computeSpannable(elementEnvironment, mainUri, id))
-            .begin;
+        int offset = getOffsetFromId(id);
         annotations.putIfAbsent(offset, () => []).add('${expected} | ---');
       }
     });
@@ -171,6 +169,12 @@ class IdData {
     });
     return withAnnotations(annotations);
   }
+
+  int getOffsetFromId(Id id) {
+    return compiler.reporter
+        .spanFromSpannable(computeSpannable(elementEnvironment, mainUri, id))
+        .begin;
+  }
 }
 
 /// Check code for all test files int [data] using [computeFromAst] and