Bug 1415352: Part 4a - Capture subject principal in innerHTML setters. r=bz

This is necessary in order to capture the correct triggering principal for
inline <style> nodes.

MozReview-Commit-ID: 9EaD40vRNkH

--HG--
extra : rebase_source : cdd4a730f24dc57783edcf666ae803379c0d6173

dom/base/Element.cpp

@@ -4001,7 +4001,7 @@ Element::GetInnerHTML(nsAString& aInnerHTML)
 }
 
 void
-Element::SetInnerHTML(const nsAString& aInnerHTML, ErrorResult& aError)
+Element::SetInnerHTML(const nsAString& aInnerHTML, nsIPrincipal& aSubjectPrincipal, ErrorResult& aError)
 {
   SetInnerHTMLInternal(aInnerHTML, aError);
 }

dom/base/Element.h

@@ -1219,7 +1219,11 @@ public:
                                     nsTArray<RefPtr<Animation>>& aAnimations);
 
   NS_IMETHOD GetInnerHTML(nsAString& aInnerHTML);
-  virtual void SetInnerHTML(const nsAString& aInnerHTML, ErrorResult& aError);
+  void GetInnerHTML(nsAString& aInnerHTML, nsIPrincipal& aSubjectPrincipal)
+  {
+    GetInnerHTML(aInnerHTML);
+  }
+  virtual void SetInnerHTML(const nsAString& aInnerHTML, nsIPrincipal& aSubjectPrincipal, ErrorResult& aError);
   void GetOuterHTML(nsAString& aOuterHTML);
   void SetOuterHTML(const nsAString& aOuterHTML, ErrorResult& aError);
   void InsertAdjacentHTML(const nsAString& aPosition, const nsAString& aText,

dom/html/HTMLScriptElement.cpp

@@ -147,6 +147,7 @@ HTMLScriptElement::GetInnerHTML(nsAString& aInnerHTML)
 
 void
 HTMLScriptElement::SetInnerHTML(const nsAString& aInnerHTML,
+                                nsIPrincipal& aScriptedPrincipal,
                                 ErrorResult& aError)
 {
   aError = nsContentUtils::SetNodeTextContent(this, aInnerHTML, true);

dom/html/HTMLScriptElement.h

@@ -29,6 +29,7 @@ public:
 
   NS_IMETHOD GetInnerHTML(nsAString& aInnerHTML) override;
   virtual void SetInnerHTML(const nsAString& aInnerHTML,
+                            nsIPrincipal& aSubjectPrincipal,
                             mozilla::ErrorResult& aError) override;
 
   // nsIScriptElement

dom/html/HTMLStyleElement.cpp

@@ -174,6 +174,7 @@ HTMLStyleElement::GetInnerHTML(nsAString& aInnerHTML)
 
 void
 HTMLStyleElement::SetInnerHTML(const nsAString& aInnerHTML,
+                               nsIPrincipal& aScriptedPrincipal,
                                ErrorResult& aError)
 {
   SetEnableUpdates(false);

dom/html/HTMLStyleElement.h

@@ -34,6 +34,7 @@ public:
   NS_IMETHOD GetInnerHTML(nsAString& aInnerHTML) override;
   using nsGenericHTMLElement::SetInnerHTML;
   virtual void SetInnerHTML(const nsAString& aInnerHTML,
+                            nsIPrincipal& aSubjectPrincipal,
                             mozilla::ErrorResult& aError) override;
 
   virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,

dom/webidl/Element.webidl

@@ -221,7 +221,7 @@ partial interface Element {
 
 // http://domparsing.spec.whatwg.org/#extensions-to-the-element-interface
 partial interface Element {
-  [CEReactions, Pure,SetterThrows,TreatNullAs=EmptyString]
+  [CEReactions, NeedsSubjectPrincipal, Pure,SetterThrows,TreatNullAs=EmptyString]
   attribute DOMString innerHTML;
   [CEReactions, Pure,SetterThrows,TreatNullAs=EmptyString]
   attribute DOMString outerHTML;