Fix padding bug in SkTileImageFilter.

src/effects/SkTileImageFilter.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkTileImageFilter.h"
 #include "SkBitmap.h"
 #include "SkCanvas.h"
@@ skipping 64 matching lines @@
             return false;
         }
     } else {
         SkAutoTUnref<SkBaseDevice> device(proxy->createDevice(srcIRect.width(),
                                                               srcIRect.height(),
                                                               kPossible_TileUsage));
         if (!device) {
             return false;
         }
         SkCanvas canvas(device);
-        canvas.drawBitmap(src, SkIntToScalar(srcOffset.x()),
-                               SkIntToScalar(srcOffset.y()));
+        canvas.drawBitmap(source, SkIntToScalar(srcOffset.x()),
+                                  SkIntToScalar(srcOffset.y()));
         subset = device->accessBitmap(false);
     }
     SkASSERT(subset.width() == srcIRect.width());
     SkASSERT(subset.height() == srcIRect.height());
 
     SkAutoTUnref<SkBaseDevice> device(proxy->createDevice(w, h));
     if (nullptr == device.get()) {
         return false;
     }
     SkCanvas canvas(device);
@@ skipping 47 matching lines @@
     str->appendf(" dst: %.2f %.2f %.2f %.2f",
                  fDstRect.fLeft, fDstRect.fTop, fDstRect.fRight, fDstRect.fBottom);
     if (this->getInput(0)) {
         str->appendf("input: (");
         this->getInput(0)->toString(str);
         str->appendf(")");
     }
     str->append(")");
 }
 #endif