Merge pull request #6469 from keyanzhang/validate-foreignObject-children

Ensure validateDOMNesting catches nested body elements

src/renderers/dom/client/__tests__/validateDOMNesting-test.js

@@ -83,5 +83,7 @@ describe('ReactContextValidator', function() {
     expect(isTagStackValid(['table', 'tr'])).toBe(false);
     expect(isTagStackValid(['div', 'ul', 'li', 'div', 'li'])).toBe(false);
     expect(isTagStackValid(['div', 'html'])).toBe(false);
+    expect(isTagStackValid(['body', 'body'])).toBe(false);
+    expect(isTagStackValid(['svg', 'foreignObject', 'body', 'p'])).toBe(false);
   });
 });

src/renderers/dom/client/validateDOMNesting.js

@@ -208,6 +208,7 @@ if (__DEV__) {
       case 'rt':
         return impliedEndTags.indexOf(parentTag) === -1;
 
+      case 'body':
       case 'caption':
       case 'col':
       case 'colgroup':