Bug 1744397 - Simplify refresh code: clean up meta refresh code in nsDocShell. r=smaug

Differential Revision: https://phabricator.services.mozilla.com/D132862

docshell/base/nsDocShell.h

@@ -288,6 +288,22 @@ class nsDocShell final : public nsDocLoader,
   // subframes. It then simulates the completion of the toplevel load.
   nsresult RestoreFromHistory();
 
+  /**
+   * Parses the passed in header string and sets up a refreshURI if a "refresh"
+   * header is found. If docshell is busy loading a page currently, the request
+   * will be queued and executed when the current page finishes loading.
+   *
+   * @param aBaseURI base URI to resolve refresh uri with.
+   * @param aPrincipal The triggeringPrincipal for the refresh load
+   *   May be null, in which case the principal of current document will be
+   *   applied.
+   * @param aInnerWindowID The window id to use for error reporting.
+   * @param aHeader  The meta refresh header string.
+   */
+  nsresult SetupRefreshURIFromHeader(nsIURI* aBaseURI, nsIPrincipal* aPrincipal,
+                                     uint64_t aInnerWindowID,
+                                     const nsACString& aHeader);
+
   // Perform a URI load from a refresh timer. This is just like the
   // ForceRefreshURI method on nsIRefreshURI, but makes sure to take
   // the timer involved out of mRefreshURIList if it's there.
@@ -951,8 +967,6 @@ class nsDocShell final : public nsDocLoader,
   nsresult Dispatch(mozilla::TaskCategory aCategory,
                     already_AddRefed<nsIRunnable>&& aRunnable);
 
-  void SetupReferrerInfoFromChannel(nsIChannel* aChannel);
-  void SetReferrerInfo(nsIReferrerInfo* aReferrerInfo);
   void ReattachEditorToWindow(nsISHEntry* aSHEntry);
   void ClearFrameHistory(nsISHEntry* aEntry);
   // Determine if this type of load should update history.