remove SK_SUPPORT_LEGACY_DEVICE_CONFIG code

src/gpu/GrPictureUtils.cpp

Index: src/gpu/GrPictureUtils.cpp
diff --git a/src/gpu/GrPictureUtils.cpp b/src/gpu/GrPictureUtils.cpp
index 5166bb154fea721518b4e1fd3ea177aa80bcd6fa..77113ad42682eb95e587096f818cf428b3183dea 100644
--- a/src/gpu/GrPictureUtils.cpp
+++ b/src/gpu/GrPictureUtils.cpp
@@ -51,11 +51,6 @@ public:
     virtual int width() const SK_OVERRIDE { return fInfo.fSize.width(); }
     virtual int height() const SK_OVERRIDE { return fInfo.fSize.height(); }
     virtual bool isOpaque() const SK_OVERRIDE { return false; }
-#ifdef SK_SUPPORT_LEGACY_DEVICE_CONFIG
-    virtual SkBitmap::Config config() const SK_OVERRIDE {
-        return SkBitmap::kNo_Config;
-    }
-#endif
     virtual SkImageInfo imageInfo() const SK_OVERRIDE {
         return fEmptyBitmap.info();
     }