Allow huge data: URIs only via WebView.loadDataWithBaseUrl

content/public/browser/navigation_entry.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_PUBLIC_BROWSER_NAVIGATION_ENTRY_H_
 #define CONTENT_PUBLIC_BROWSER_NAVIGATION_ENTRY_H_
 
 #include <string>
 
 #include "base/memory/ref_counted_memory.h"
@@ skipping 37 matching lines @@
   // The actual URL of the page. For some about pages, this may be a scary
   // data: URL or something like that. Use GetVirtualURL() below for showing to
   // the user.
   virtual void SetURL(const GURL& url) = 0;
   virtual const GURL& GetURL() const = 0;
 
   // Used for specifying a base URL for pages loaded via data URLs.
   virtual void SetBaseURLForDataURL(const GURL& url) = 0;
   virtual const GURL& GetBaseURLForDataURL() const = 0;
 
+#if defined(OS_ANDROID)
+  // 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 Android WebView apps.
+  virtual void SetDataURLAsString(
+      scoped_refptr<base::RefCountedString> data_url) = 0;
+  virtual const scoped_refptr<const base::RefCountedString> GetDataURLAsString()
+      const = 0;
+#endif
+
   // The referring URL. Can be empty.
   virtual void SetReferrer(const content::Referrer& referrer) = 0;
   virtual const content::Referrer& GetReferrer() const = 0;
 
   // The virtual URL, when nonempty, will override the actual URL of the page
   // when we display it to the user. This allows us to have nice and friendly
   // URLs that the user sees for things like about: URLs, but actually feed
   // the renderer a data URL that results in the content loading.
   //
   // GetVirtualURL() will return the URL to display to the user in all cases, so
@@ skipping 141 matching lines @@
   virtual void SetRedirectChain(const std::vector<GURL>& redirects) = 0;
   virtual const std::vector<GURL>& GetRedirectChain() const = 0;
 
   // True if this entry is restored and hasn't been loaded.
   virtual bool IsRestored() const = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_NAVIGATION_ENTRY_H_