Enable sync for the settings from the Extension Settings API.

chrome/browser/extensions/extension_service.cc

Index: chrome/browser/extensions/extension_service.cc
diff --git a/chrome/browser/extensions/extension_service.cc b/chrome/browser/extensions/extension_service.cc
index dc4d403fdcc1b66339a973c7eeefc9a547942a91..0d95c3e017e26ef36347e1180de396612e9fc501 100644
--- a/chrome/browser/extensions/extension_service.cc
+++ b/chrome/browser/extensions/extension_service.cc
@@ -650,6 +650,21 @@ ExtensionService::ExtensionService(Profile* profile,
                               install_directory_.value().length(), 0, 500, 100);
 }
 
+static void AddAllExtensionIds(

[Ben Olmstead, 2011/09/16 18:21:43]

Wrap in anonymous namespace.

[not at google - send to devlin, 2011/09/19 07:10:47]

No longer needed.

+    std::vector<std::string>* dst, const ExtensionList& src) {

[akalin, 2011/09/17 08:44:47]

i think output args are usually put last

[not at google - send to devlin, 2011/09/19 07:10:47]

No longer needed.

+  for (ExtensionList::const_iterator it = src.begin(); it != src.end(); ++it) {
+    dst->push_back((*it)->id());
+  }
+}
+
+const std::vector<std::string> ExtensionService::GetAllExtensionIds() const {
+  std::vector<std::string> all_extension_ids;
+  AddAllExtensionIds(&all_extension_ids, extensions_);
+  AddAllExtensionIds(&all_extension_ids, disabled_extensions_);
+  AddAllExtensionIds(&all_extension_ids, terminated_extensions_);
+  return all_extension_ids;
+}
+
 const ExtensionList* ExtensionService::extensions() const {
   return &extensions_;
 }