Fixed bad bitmap size crashes

src/effects/SkMorphologyImageFilter.cpp

 /*
  * Copyright 2012 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 "SkMorphologyImageFilter.h"
 #include "SkBitmap.h"
 #include "SkColorPriv.h"
@@ skipping 170 matching lines @@
         return false;
     }
 
     SkAutoLockPixels alp(src);
     if (!src.getPixels()) {
         return false;
     }
 
     dst->setConfig(src.config(), bounds.width(), bounds.height());
     dst->allocPixels();
+    if (!dst->getPixels()) {
+        return false;
+    }
 
     int width = radius().width();
     int height = radius().height();
 
     if (width < 0 || height < 0) {
         return false;
     }
 
     if (width == 0 && height == 0) {
         src.extractSubset(dst, bounds);
@@ skipping 39 matching lines @@
         return false;
     }
 
     SkAutoLockPixels alp(src);
     if (!src.getPixels()) {
         return false;
     }
 
     dst->setConfig(src.config(), bounds.width(), bounds.height());
     dst->allocPixels();
+    if (!dst->getPixels()) {
+        return false;
+    }
 
     int width = radius().width();
     int height = radius().height();
 
     if (width < 0 || height < 0) {
         return false;
     }
 
     if (width == 0 && height == 0) {
         src.extractSubset(dst, bounds);
@@ skipping 354 matching lines @@
 
     if (!apply_morphology(input, bounds, GrMorphologyEffect::kErode_MorphologyType, radius(), result)) {
         return false;
     }
     offset->fX += bounds.left();
     offset->fY += bounds.top();
     return true;
 }
 
 #endif