[Doodle] Introduce a DoodleService

components/doodle/doodle_fetcher.h

Index: components/doodle/doodle_fetcher.h
diff --git a/components/doodle/doodle_fetcher.h b/components/doodle/doodle_fetcher.h
index 5745d6c2ae771e0f873f74ccbc0a161f46c82927..f5ef780410ce5094f66e2a91b7a1ee866864035c 100644
--- a/components/doodle/doodle_fetcher.h
+++ b/components/doodle/doodle_fetcher.h
@@ -29,7 +29,7 @@ class DoodleFetcher {
   // Fetches a doodle asynchronously. The |callback| is called with a
   // DoodleState indicating whether the request succeded in fetching a doodle.
   // If a fetch is already running, the callback will be queued and invoked with
-  // result from the next completed request.
+  // the result from the next completed request.
   virtual void FetchDoodle(FinishedCallback callback) = 0;
 };