Experiment with hiding <script>'s 'nonce' content attribute.

third_party/WebKit/Source/core/svg/SVGScriptElement.h

Index: third_party/WebKit/Source/core/svg/SVGScriptElement.h
diff --git a/third_party/WebKit/Source/core/svg/SVGScriptElement.h b/third_party/WebKit/Source/core/svg/SVGScriptElement.h
index f1679b5330c70943cf15d3fa5484cf228d3dff02..ebb36066214c8d5d6c672695a48c00125d8d4310 100644
--- a/third_party/WebKit/Source/core/svg/SVGScriptElement.h
+++ b/third_party/WebKit/Source/core/svg/SVGScriptElement.h
@@ -46,6 +46,11 @@ class SVGScriptElement final : public SVGElement,
   bool isAnimatableAttribute(const QualifiedName&) const override;
 #endif
 
+  // ScriptLoaderClient
+  AtomicString nonce() const override { return m_nonce; }
+  void setNonce(const String& nonce) override { m_nonce = AtomicString(nonce); }
+  void clearNonce() override { m_nonce = nullAtom; }
+
   DECLARE_VIRTUAL_TRACE();
 
  private:
@@ -80,6 +85,7 @@ class SVGScriptElement final : public SVGElement,
   bool layoutObjectIsNeeded(const ComputedStyle&) override { return false; }
 
   Member<ScriptLoader> m_loader;
+  AtomicString m_nonce;
 };
 
 }  // namespace blink