1 files changed, 0 insertions, 3 deletions
diff --git a/samplecode/SampleDitherBitmap.cpp b/samplecode/SampleDitherBitmap.cpp
index bdd3071c0b..e5f7369ae1 100644
--- a/samplecode/SampleDitherBitmap.cpp
+++ b/samplecode/SampleDitherBitmap.cpp
@@ -60,14 +60,12 @@ static SkBitmap make_bitmap() {
     bm.allocPixels(SkImageInfo::Make(256, 32, kIndex_8_SkColorType, kPremul_SkAlphaType),
                    SkColorTable::Make(c, 256));
 
-    bm.lockPixels();
     for (int y = 0; y < bm.height(); y++) {
         uint8_t* p = bm.getAddr8(0, y);
         for (int x = 0; x < 256; x++) {
             p[x] = x;
         }
     }
-    bm.unlockPixels();
     return bm;
 }
 
@@ -95,7 +93,6 @@ protected:
     }
 
     static void setBitmapOpaque(SkBitmap* bm, bool isOpaque) {
-        SkAutoLockPixels alp(*bm);  // needed for ctable
         bm->setAlphaType(isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType);
     }