Remove "recursive" parameter from WebPageSerializer::serialize.

third_party/WebKit/public/web/WebPageSerializer.h

Index: third_party/WebKit/public/web/WebPageSerializer.h
diff --git a/third_party/WebKit/public/web/WebPageSerializer.h b/third_party/WebKit/public/web/WebPageSerializer.h
index 333e010eb44f82ca52d41b088c2c20b9690bc3eb..f1a5f372e9db69993996ae406a565e17d5dce753 100644
--- a/third_party/WebKit/public/web/WebPageSerializer.h
+++ b/third_party/WebKit/public/web/WebPageSerializer.h
@@ -70,17 +70,14 @@ public:
     // The API below is an older implementation of a pageserialization that
     // will be removed soon.
 
-
-    // This function will find out all frames and serialize them to HTML data.
+    // This function will serialize the specified frame to HTML data.
     // We have a data buffer to temporary saving generated html data. We will
     // sequentially call WebPageSeriazlierClient once the data buffer is full.
     //
-    // Return false means no available frame has been serialized, otherwise
-    // return true.
+    // Return false means if no data has been serialized (i.e. because
+    // the target frame didn't have a valid url).
     //
     // The parameter frame specifies which frame need to be serialized.
-    // The parameter recursive specifies whether we need to
-    // serialize all sub frames of the specified frame or not.
     // The parameter client specifies the pointer of interface
     // WebPageSerializerClient providing a sink interface to receive the
     // individual chunks of data to be saved.
@@ -91,7 +88,6 @@ public:
     // contain all saved auxiliary files included all sub frames and resources.
     BLINK_EXPORT static bool serialize(
         WebLocalFrame*,
-        bool recursive,
         WebPageSerializerClient*,
         const WebVector<WebURL>& links,
         const WebVector<WebString>& localPaths,