return false if we can't scale, to force us to try to lock the original and then proceed

src/core/SkBitmapProcState.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "SkBitmapProcState.h"
 #include "SkColorPriv.h"
 #include "SkFilterProc.h"
@@ skipping 132 matching lines @@
             this->platformConvolutionProcs(&simd);
 
             if (!SkBitmapScaler::Resize(&fScaledBitmap,
                                         fOrigBitmap,
                                         SkBitmapScaler::RESIZE_BEST,
                                         dest_width,
                                         dest_height,
                                         simd)) {
                 // we failed to create fScaledBitmap, so just return and let
                 // the scanline proc handle it.
-                return true;
+                return false;
 
             }
             fScaledCacheID = SkScaledImageCache::AddAndLock(fOrigBitmap,
                                                             invScaleX,
                                                             invScaleY,
                                                             fScaledBitmap);
         }
         fScaledBitmap.lockPixels(); // wonder if Resize() should have locked this
         fBitmap = &fScaledBitmap;
 
@@ skipping 804 matching lines @@
     } else {
         size >>= 2;
     }
 
     if (fFilterLevel != SkPaint::kNone_FilterLevel) {
         size >>= 1;
     }
 
     return size;
 }