A bunch of remaining parts of extension content verification (Reland)

extensions/browser/content_verifier_delegate.h

 // Copyright 2014 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 EXTENSIONS_BROWSER_CONTENT_VERIFIER_DELEGATE_H_
 #define EXTENSIONS_BROWSER_CONTENT_VERIFIER_DELEGATE_H_
 
+#include <set>
+
 #include "url/gurl.h"
 
 namespace base {
+class FilePath;
 class Version;
 }
 
 namespace extensions {
 
 class Extension;
 
 // A pointer to the bytes of a public key, and the number of bytes.
 struct ContentVerifierKey {
   const uint8* data;
@@ skipping 18 matching lines @@
   // out parameters. NOTE: the pointer returned *must* remain valid for the
   // lifetime of this object.
   virtual const ContentVerifierKey& PublicKey() = 0;
 
   // This should return a URL that can be used to fetch the
   // verified_contents.json containing signatures for the given extension
   // id/version pair.
   virtual GURL GetSignatureFetchUrl(const std::string& extension_id,
                                     const base::Version& version) = 0;
 
+  // This should return the set of file paths for images used within the
+  // browser process. (These may get transcoded during the install process).
+  virtual std::set<base::FilePath> GetBrowserImagePaths(
+      const extensions::Extension* extension) = 0;
+
   // Called when the content verifier detects that a read of a file inside
   // an extension did not match its expected hash.
   virtual void VerifyFailed(const std::string& extension_id) = 0;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_CONTENT_VERIFIER_DELEGATE_H_