Bug 302656. Not exposing language type from HTTP or meta content-language. r=timeless, sr=neil, a=bsmedberg

accessible/src/base/nsAccessibilityAtomList.h

@@ -55,6 +55,9 @@
  ******/
 
 
+  // Header info
+ACCESSIBILITY_ATOM(headerContentLanguage, "content-language")
+
   // Alphabetical list of frame types
 ACCESSIBILITY_ATOM(blockFrame, "BlockFrame")
 ACCESSIBILITY_ATOM(inlineFrame, "InlineFrame")

accessible/src/base/nsOuterDocAccessible.cpp

@@ -112,7 +112,8 @@ NS_IMETHODIMP nsOuterDocAccessible::Init()
   // We're in the accessibility cache now
   // In these variable names, "outer" relates to the nsOuterDocAccessible
   // as opposed to the nsDocAccessibleWrap which is "inner".
-  // The outer node is a <browser>, <iframe> or <editor> tag, whereas the inner node
+  // The outer node is a something like a <browser>, <frame>, <iframe>, <page> or
+  // <editor> tag, whereas the inner node
   // corresponds to the inner document root.
 
   nsCOMPtr<nsIContent> content(do_QueryInterface(mDOMNode));

accessible/src/msaa/nsAccessNodeWrap.cpp

@@ -532,6 +532,13 @@ nsAccessNodeWrap::get_language(BSTR __RPC_FAR *aLanguage)
       break;
     }
   }
+
+  if (language.IsEmpty()) { // Nothing found, so use document's language
+    nsIDocument *doc = content->GetOwnerDoc();
+    if (doc) {
+      doc->GetHeaderData(nsAccessibilityAtoms::headerContentLanguage, language);
+    }
+  }
  
   *aLanguage = ::SysAllocString(language.get());
   return S_OK;