Reenable warnings in src/codec

src/codec/SkCodec_wbmp.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 "SkCodec.h"
 #include "SkCodecPriv.h"
 #include "SkColorPriv.h"
@@ skipping 74 matching lines @@
     return SkSwizzler::CreateSwizzler(SkSwizzler::kBit, ctable, info, opts);
 }
 
 bool SkWbmpCodec::readRow(uint8_t* row) {
     return this->stream()->read(row, fSrcRowBytes) == fSrcRowBytes;
 }
 
 SkWbmpCodec::SkWbmpCodec(const SkImageInfo& info, SkStream* stream)
     : INHERITED(info, stream)
     , fSrcRowBytes(get_src_row_bytes(this->getInfo().width()))
+    , fSwizzler(nullptr)
     , fColorTable(nullptr)
-    , fSwizzler(nullptr)
 {}
 
 SkEncodedFormat SkWbmpCodec::onGetEncodedFormat() const {
     return kWBMP_SkEncodedFormat;
 }
 
 SkCodec::Result SkWbmpCodec::onGetPixels(const SkImageInfo& info,
                                          void* dst,
                                          size_t rowBytes,
                                          const Options& options,
@@ skipping 82 matching lines @@
     // Initialize the swizzler
     fSwizzler.reset(this->initializeSwizzler(dstInfo, get_color_ptr(fColorTable.get()), options));
     if (nullptr == fSwizzler.get()) {
         return kInvalidConversion;
     }
 
     fSrcBuffer.reset(fSrcRowBytes);
 
     return kSuccess;
 }