Fixes for 32bit win Vulkan build

src/gpu/vk/GrVkGpu.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrVkGpu.h"
 
 #include "GrContextOptions.h"
@@ skipping 364 matching lines @@
             for (int y = 0; y < height; y++) {
                 memcpy(dstRow, srcRow, trimRowBytes);
                 srcRow += rowBytes;
                 dstRow -= layout.rowPitch;
             }
         } else {
             // If there is no padding on the src (rowBytes) or dst (layout.rowPitch) we can memcpy
             if (trimRowBytes == rowBytes && trimRowBytes == layout.rowPitch) {
                 memcpy(mapPtr, data, trimRowBytes * height);
             } else {
-                SkRectMemcpy(mapPtr, layout.rowPitch, data, rowBytes, trimRowBytes, height);
+                SkRectMemcpy(mapPtr, static_cast<size_t>(layout.rowPitch), data, rowBytes,
+                             trimRowBytes, height);
             }
         }
 
         GR_VK_CALL(interface, UnmapMemory(fDevice, tex->textureMemory()));
     } else {
         GrVkTransferBuffer* transferBuffer =
             GrVkTransferBuffer::Create(this, trimRowBytes * height, GrVkBuffer::kCopyRead_Type);
 
         void* mapPtr = transferBuffer->map();
 
@@ skipping 395 matching lines @@
                 return 0;
             }
 
             size_t bpp = GrBytesPerPixel(config);
             size_t rowCopyBytes = bpp * w;
             // If there is no padding on dst (layout.rowPitch) we can do a single memcopy.
             // This assumes the srcData comes in with no padding.
             if (rowCopyBytes == layout.rowPitch) {
                 memcpy(mapPtr, srcData, rowCopyBytes * h);
             } else {
-                SkRectMemcpy(mapPtr, layout.rowPitch, srcData, w, rowCopyBytes, h);
+                SkRectMemcpy(mapPtr, static_cast<size_t>(layout.rowPitch), srcData, w, rowCopyBytes,
+                             h);
             }
             GR_VK_CALL(interface, UnmapMemory(fDevice, imageRsrc->fAlloc));
         } else {
             // TODO: Add support for copying to optimal tiling
             SkASSERT(false);
         }
     }
 
     return (GrBackendObject)imageRsrc;
 }
@@ skipping 596 matching lines @@
     int set_a_break_pt_here = 9;
     aglSwapBuffers(aglGetCurrentContext());
 #elif defined(SK_BUILD_FOR_WIN32)
     SwapBuf();
     int set_a_break_pt_here = 9;
     SwapBuf();
 #endif
 #endif
 }