cosmetics

vp8.[hc]:fix '*' placement in pointer types
vp8l.c: remove trailing ',' from enum
decode.h: fix stray WebPINew()

Change-Id: Id6749a14a12ed0a090649f28ef4267fda45a37a8

src/webp/decode.h

@@ -188,7 +188,7 @@ typedef enum {
 //   WebPInitDecBuffer(&buffer);
 //   buffer.colorspace = mode;
 //   ...
-//   WebPIDecoder* const idec = WebPINew(&buffer);
+//   WebPIDecoder* const idec = WebPINewDecoder(&buffer);
 //   while (has_more_data) {
 //     // ... (get additional data)
 //     status = WebPIAppend(idec, new_data, new_data_size);