Code: bool AXLayoutObject::elementAttributeValue(
    const QualifiedName& attributeName) const {
   if (!m_layoutObject)
     return false;
 
  return equalIgnoringCase(getAttribute(attributeName), "true");
 }

Commit Message: Switch to equalIgnoringASCIICase throughout modules/accessibility

BUG=627682

Review-Url: https://codereview.chromium.org/2793913007
Cr-Commit-Position: refs/heads/master@{#461858}
CWE ID: CWE-254
bool AXLayoutObject::elementAttributeValue(
    const QualifiedName& attributeName) const {
   if (!m_layoutObject)
     return false;
 
  return equalIgnoringASCIICase(getAttribute(attributeName), "true");
 }
