SkMatrix44(const SkMatrix&) needs to initialize the type mask

src/utils/SkMatrix44.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 "SkMatrix44.h"
 
 static inline bool eq4(const SkMScalar* SK_RESTRICT a,
@@ skipping 921 matching lines @@
     dst[1][2] = 0;
     dst[2][2] = 1;
     dst[3][2] = 0;
     dst[0][3] = SkScalarToMScalar(src[SkMatrix::kMPersp0]);
     dst[1][3] = SkScalarToMScalar(src[SkMatrix::kMPersp1]);
     dst[2][3] = 0;
     dst[3][3] = SkScalarToMScalar(src[SkMatrix::kMPersp2]);
 }
 
 SkMatrix44::SkMatrix44(const SkMatrix& src) {
-    initFromMatrix(fMat, src);
+    this->operator=(src);
 }
 
 SkMatrix44& SkMatrix44::operator=(const SkMatrix& src) {
     initFromMatrix(fMat, src);
 
     if (src.isIdentity()) {
         this->setTypeMask(kIdentity_Mask);
     } else {
         this->dirtyTypeMask();
     }
@@ skipping 10 matching lines @@
     dst[SkMatrix::kMSkewY]  = SkMScalarToScalar(fMat[0][1]);
     dst[SkMatrix::kMScaleY] = SkMScalarToScalar(fMat[1][1]);
     dst[SkMatrix::kMTransY] = SkMScalarToScalar(fMat[3][1]);
 
     dst[SkMatrix::kMPersp0] = SkMScalarToScalar(fMat[0][3]);
     dst[SkMatrix::kMPersp1] = SkMScalarToScalar(fMat[1][3]);
     dst[SkMatrix::kMPersp2] = SkMScalarToScalar(fMat[3][3]);
 
     return dst;
 }