Allow huge data: URIs only via WebView.loadDataWithBaseUrl

content/public/browser/navigation_entry.h

Index: content/public/browser/navigation_entry.h
diff --git a/content/public/browser/navigation_entry.h b/content/public/browser/navigation_entry.h
index 850fdb4b57264d90d120b5ffed20fdfaffdf5357..012ed761415e8c84033457ebe9ab1ca3bd1c52a1 100644
--- a/content/public/browser/navigation_entry.h
+++ b/content/public/browser/navigation_entry.h
@@ -55,6 +55,12 @@ class NavigationEntry {
   virtual void SetBaseURLForDataURL(const GURL& url) = 0;
   virtual const GURL& GetBaseURLForDataURL() const = 0;
 
+  // The real data: URL when it is received via WebView.loadDataWithBaseUrl
+  // method. Represented as a string to circumvent the size restriction
+  // of GURLs for compatibility with legacy WebView apps.
+  virtual void SetDataURLAsString(const std::string& url) = 0;
+  virtual const std::string& GetDataURLAsString() const = 0;
+
   // The referring URL. Can be empty.
   virtual void SetReferrer(const content::Referrer& referrer) = 0;
   virtual const content::Referrer& GetReferrer() const = 0;