Bug 1446568: Make SetScriptGlobalObject not pure virtual. r=smaug

MozReview-Commit-ID: 1kKPq7f50jC

dom/base/nsDocument.cpp

@@ -4872,7 +4872,7 @@ nsIDocument::GetContainer() const
 }
 
 void
-nsDocument::SetScriptGlobalObject(nsIScriptGlobalObject *aScriptGlobalObject)
+nsIDocument::SetScriptGlobalObject(nsIScriptGlobalObject *aScriptGlobalObject)
 {
   MOZ_ASSERT(aScriptGlobalObject || !mAnimationController ||
              mAnimationController->IsPausedByType(

dom/base/nsDocument.h

@@ -174,8 +174,6 @@ public:
     mFailedChannel = aChannel;
   }
 
-  virtual void SetScriptGlobalObject(nsIScriptGlobalObject* aGlobalObject) override;
-
   virtual void EndUpdate(nsUpdateType aUpdateType) override;
   virtual void BeginLoad() override;
   virtual void EndLoad() override;

dom/base/nsIDocument.h

@@ -1791,7 +1791,7 @@ public:
     return mStyleAttrStyleSheet;
   }
 
-  virtual void SetScriptGlobalObject(nsIScriptGlobalObject* aGlobalObject) = 0;
+  virtual void SetScriptGlobalObject(nsIScriptGlobalObject* aGlobalObject);
 
   /**
    * Get/set the object from which the context for the event/script handling can