check for too-large rowBytes

tests/BitmapTest.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmap.h"
+#include "SkMallocPixelRef.h"
+#include "Test.h"
 
-#include "Test.h"
+// https://code.google.com/p/chromium/issues/detail?id=446164
+static void test_bigalloc(skiatest::Reporter* reporter) {
+    const int width = 0x40000001;
+    const int height = 0x00000096;
+    const SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
+
+    SkBitmap bm;
+    REPORTER_ASSERT(reporter, !bm.tryAllocPixels(info));
+
+    SkPixelRef* pr = SkMallocPixelRef::NewAllocate(info, info.minRowBytes(), NULL);
+    REPORTER_ASSERT(reporter, !pr);
+}
 
 static void test_allocpixels(skiatest::Reporter* reporter) {
     const int width = 10;
     const int height = 10;
     const SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
     const size_t explicitRowBytes = info.minRowBytes() + 24;
 
     SkBitmap bm;
     bm.setInfo(info);
     REPORTER_ASSERT(reporter, info.minRowBytes() == bm.rowBytes());
@@ skipping 53 matching lines @@
             REPORTER_ASSERT(reporter, setConf);
             if (setConf) {
                 bm.allocPixels();
             }
             REPORTER_ASSERT(reporter, SkToBool(width & height) != bm.empty());
         }
     }
 
     test_bigwidth(reporter);
     test_allocpixels(reporter);
+    test_bigalloc(reporter);
 }