Hide unused gFormats.

experimental/PdfViewer/chop_transparency_main.cpp

Index: experimental/PdfViewer/chop_transparency_main.cpp
diff --git a/experimental/PdfViewer/chop_transparency_main.cpp b/experimental/PdfViewer/chop_transparency_main.cpp
index f887ab381077b63a62b4126e6e1ba9b06f06be8e..7dbf3fcb1494c1453092970cc12b71246777abb4 100644
--- a/experimental/PdfViewer/chop_transparency_main.cpp
+++ b/experimental/PdfViewer/chop_transparency_main.cpp
@@ -29,6 +29,7 @@ struct Format {
     const char*             fSuffix;
 };
 
+/*
 static const Format gFormats[] = {
     { SkImageEncoder::kBMP_Type, SkImageDecoder::kBMP_Format, ".bmp" },
     { SkImageEncoder::kGIF_Type, SkImageDecoder::kGIF_Format, ".gif" },
@@ -38,6 +39,7 @@ static const Format gFormats[] = {
     { SkImageEncoder::kWBMP_Type, SkImageDecoder::kWBMP_Format, ".wbmp" },
     { SkImageEncoder::kWEBP_Type, SkImageDecoder::kWEBP_Format, ".webp" }
 };
+*/
 
 static SkISize opaqueSize(const SkBitmap& bm) {
     int width = 1;