diff --git a/packages/compiler/test/ml_parser/ast_spec_utils.ts b/packages/compiler/test/ml_parser/ast_spec_utils.ts
index ce8b6750fd..818ae726ce 100644
--- a/packages/compiler/test/ml_parser/ast_spec_utils.ts
+++ b/packages/compiler/test/ml_parser/ast_spec_utils.ts
@@ -87,10 +87,6 @@ class _Humanizer implements html.Visitor {
   private _appendContext(ast: html.Node, input: any[]): any[] {
     if (!this.includeSourceSpan) return input;
     input.push(ast.sourceSpan.toString());
-    if (ast.sourceSpan.fullStart.offset !== ast.sourceSpan.start.offset) {
-      input.push(ast.sourceSpan.fullStart.file.content.substring(
-          ast.sourceSpan.fullStart.offset, ast.sourceSpan.end.offset));
-    }
     return input;
   }
 }
diff --git a/packages/compiler/test/ml_parser/html_parser_spec.ts b/packages/compiler/test/ml_parser/html_parser_spec.ts
index 01562f53cf..57171d5f40 100644
--- a/packages/compiler/test/ml_parser/html_parser_spec.ts
+++ b/packages/compiler/test/ml_parser/html_parser_spec.ts
@@ -798,23 +798,22 @@ import {humanizeDom, humanizeDomSourceSpans, humanizeLineColumn, humanizeNodes}
           ]);
         });
 
-        it('should not include leading trivia from the following node of an element in the end source',
-           () => {
-             expect(humanizeDomSourceSpans(
-                        parser.parse('<input type="text" />\n\n\n  <span>\n</span>', 'TestComp', {
-                          leadingTriviaChars: [' ', '\n', '\r', '\t'],
-                        })))
-                 .toEqual([
-                   [
-                     html.Element, 'input', 0, '<input type="text" />', '<input type="text" />',
-                     '<input type="text" />'
-                   ],
-                   [html.Attribute, 'type', 'text', ['text'], 'type="text"'],
-                   [html.Text, '\n\n\n  ', 0, ['\n\n\n  '], '', '\n\n\n  '],
-                   [html.Element, 'span', 0, '<span>\n</span>', '<span>', '</span>'],
-                   [html.Text, '\n', 1, ['\n'], '', '\n'],
-                 ]);
-           });
+        it('should set the end source span excluding trailing whitespace whitespace', () => {
+          expect(humanizeDomSourceSpans(
+                     parser.parse('<input type="text" />\n\n\n  <span>\n</span>', 'TestComp', {
+                       leadingTriviaChars: [' ', '\n', '\r', '\t'],
+                     })))
+              .toEqual([
+                [
+                  html.Element, 'input', 0, '<input type="text" />', '<input type="text" />',
+                  '<input type="text" />'
+                ],
+                [html.Attribute, 'type', 'text', ['text'], 'type="text"'],
+                [html.Text, '\n\n\n  ', 0, ['\n\n\n  '], ''],
+                [html.Element, 'span', 0, '<span>\n</span>', '<span>', '</span>'],
+                [html.Text, '\n', 1, ['\n'], ''],
+              ]);
+        });
 
         it('should not set the end source span for elements that are implicitly closed', () => {
           expect(humanizeDomSourceSpans(parser.parse('<div><p></div>', 'TestComp'))).toEqual([