Revert "If an if or do statement always exits, following statements are dead."

pkg/analyzer/test/generated/hint_code_test.dart

Index: pkg/analyzer/test/generated/hint_code_test.dart
diff --git a/pkg/analyzer/test/generated/hint_code_test.dart b/pkg/analyzer/test/generated/hint_code_test.dart
index 043faeb754265b75a685958b22fc5f4fdc00f2a7..39752705c06ccf3780e8a592c3452bb3a52d2117 100644
--- a/pkg/analyzer/test/generated/hint_code_test.dart
+++ b/pkg/analyzer/test/generated/hint_code_test.dart
@@ -21,7 +21,7 @@ main() {
 
 @reflectiveTest
 class HintCodeTest extends ResolverTestCase {
-  void test_deadCode_statementAfterRethrow() {
+  void fail_deadCode_statementAfterRehrow() {
     Source source = addSource(r'''
 f() {
   try {
@@ -36,7 +36,7 @@ f() {
     verify([source]);
   }
 
-  void test_deadCode_statementAfterThrow() {
+  void fail_deadCode_statementAfterThrow() {
     Source source = addSource(r'''
 f() {
   var one = 1;
@@ -619,21 +619,6 @@ f() {
     verify([source]);
   }
 
-  void test_deadCode_statementAfterExitingIf_returns() {
-    Source source = addSource(r'''
-f() {
-  if (1 > 2) {
-    return;
-  } else {
-    return;
-  }
-  var one = 1;
-}''');
-    computeLibrarySourceErrors(source);
-    assertErrors(source, [HintCode.DEAD_CODE]);
-    verify([source]);
-  }
-
   void test_deprecatedAnnotationUse_assignment() {
     Source source = addSource(r'''
 class A {