Revert of On Android, links inside headings should be announced as headings by TalkBack

content/browser/accessibility/browser_accessibility_android.cc

Index: content/browser/accessibility/browser_accessibility_android.cc
diff --git a/content/browser/accessibility/browser_accessibility_android.cc b/content/browser/accessibility/browser_accessibility_android.cc
index d6a22a9a2c20673f1d8ef806d46e807727f8d41e..9073c16441f0fdf4b013615eb9a479440a576a30 100644
--- a/content/browser/accessibility/browser_accessibility_android.cc
+++ b/content/browser/accessibility/browser_accessibility_android.cc
@@ -194,11 +194,6 @@
 }
 
 bool BrowserAccessibilityAndroid::IsHeading() const {
-  BrowserAccessibilityAndroid* parent =
-      static_cast<BrowserAccessibilityAndroid*>(GetParent());
-  if (parent && parent->IsHeading())
-    return true;
-
   return (GetRole() == ui::AX_ROLE_COLUMN_HEADER ||
           GetRole() == ui::AX_ROLE_HEADING ||
           GetRole() == ui::AX_ROLE_ROW_HEADER);