Apps/Extensions Sync refactoring -- delete most of the old glue, implement new sync API.

chrome/common/extensions/extension.cc

Index: chrome/common/extensions/extension.cc
diff --git a/chrome/common/extensions/extension.cc b/chrome/common/extensions/extension.cc
index 1b623538d0ce3e7064f8213bb0938268844e8943..f0924841a2cf8088b233f4f122e335e7e9a1b5c3 100644
--- a/chrome/common/extensions/extension.cc
+++ b/chrome/common/extensions/extension.cc
@@ -282,7 +282,7 @@ Extension::Location Extension::GetHigherPriorityLocation(
   // deterministicly choose a location.
   CHECK(loc1_rank != loc2_rank);
 
-  // Lowest rank has highest priority.
+  // Highest rank has highest priority.
   return (loc1_rank > loc2_rank ? loc1 : loc2 );
 }
 
@@ -2824,6 +2824,52 @@ bool Extension::OverlapsWithOrigin(const GURL& origin) const {
   return web_extent().OverlapsWith(origin_only_pattern_list);
 }
 
+Extension::SyncType Extension::GetSyncType() const {
+  // TODO(akalin): Figure out if we need to allow some other types.
+  if (location() != Extension::INTERNAL) {
+    // We have a non-standard location.
+    return SYNC_TYPE_NONE;
+  }
+
+  // Disallow extensions with non-gallery auto-update URLs for now.
+  //
+  // TODO(akalin): Relax this restriction once we've put in UI to
+  // approve synced extensions.
+  if (!update_url().is_empty() &&
+      (update_url() != GalleryUpdateUrl(false)) &&
+      (update_url() != GalleryUpdateUrl(true))) {
+    return SYNC_TYPE_NONE;
+  }
+
+  // Disallow extensions with native code plugins.
+  //
+  // TODO(akalin): Relax this restriction once we've put in UI to
+  // approve synced extensions.
+  if (!plugins().empty()) {
+    return SYNC_TYPE_NONE;
+  }
+
+  switch (GetType()) {
+    case Extension::TYPE_EXTENSION:
+      return SYNC_TYPE_EXTENSION;
+
+    case Extension::TYPE_USER_SCRIPT:
+      // We only want to sync user scripts with gallery update URLs.
+      if (update_url() == GalleryUpdateUrl(true) ||
+          update_url() == GalleryUpdateUrl(false))
+        return SYNC_TYPE_EXTENSION;
+      else
+        return SYNC_TYPE_NONE;
+
+    case Extension::TYPE_HOSTED_APP:
+    case Extension::TYPE_PACKAGED_APP:
+        return SYNC_TYPE_APP;
+
+    default:
+      return SYNC_TYPE_NONE;
+  }
+}
+
 ExtensionInfo::ExtensionInfo(const DictionaryValue* manifest,
                              const std::string& id,
                              const FilePath& path,