Another undefined shift caught by -fsanitize=shift.

src/core/SkScan_AntiPath.cpp

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkScanPriv.h"
@@ skipping 73 matching lines @@
     } else {
         if (!sectBounds.intersect(ir, clip.getBounds())) {
             sectBounds.setEmpty();
         }
     }
 
     const int left = sectBounds.left();
     const int right = sectBounds.right();
 
     fLeft = left;
-    fSuperLeft = left << SHIFT;
+    fSuperLeft = SkLeftShift(left, SHIFT);
     fWidth = right - left;
     fTop = sectBounds.top();
     fCurrIY = fTop - 1;
-    fCurrY = (fTop << SHIFT) - 1;
+    fCurrY = SkLeftShift(fTop, SHIFT) - 1;
 
     SkDEBUGCODE(fCurrX = -1;)
 }
 
 /// Run-length-encoded supersampling antialiased blitter.
 class SuperBlitter : public BaseSuperBlitter {
 public:
     SuperBlitter(SkBlitter* realBlitter, const SkIRect& ir, const SkRegion& clip, bool isInverse);
 
     virtual ~SuperBlitter() {
@@ skipping 649 matching lines @@
         AntiFillPath(path, clip.bwRgn(), blitter);
     } else {
         SkRegion        tmp;
         SkAAClipBlitter aaBlitter;
 
         tmp.setRect(clip.getBounds());
         aaBlitter.init(blitter, &clip.aaRgn());
         SkScan::AntiFillPath(path, tmp, &aaBlitter, true);
     }
 }