Bug 1461933 - Remove ServoBindings.h from ComputedStyleInline.h. r=emilio

For doing this, ServoComputedData is split into separate files, so that
files don't need to include ServoBindings.h just for accessing style
structs from ComputedStyles.

MozReview-Commit-ID: DPAd7PUUCl9

toolkit/components/resistfingerprinting/nsRFPService.cpp

@@ -10,6 +10,7 @@
 #include <time.h>
 
 #include "mozilla/ClearOnShutdown.h"
+#include "mozilla/dom/Element.h"
 #include "mozilla/Logging.h"
 #include "mozilla/Mutex.h"
 #include "mozilla/Preferences.h"
@@ -982,7 +983,7 @@ nsRFPService::GetSpoofedKeyCodeInfo(const nsIDocument* aDoc,
     // If the content-langauge is not given, we try to get langauge from the HTML
     // lang attribute.
     if (language.IsEmpty()) {
-      Element* elm = aDoc->GetHtmlElement();
+      dom::Element* elm = aDoc->GetHtmlElement();
 
       if (elm) {
         elm->GetLang(language);