Update from https://crrev.com/308331

cc/resources/picture.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/resources/picture.h"
 
 #include <algorithm>
 #include <limits>
 #include <set>
 
@@ skipping 103 matching lines @@
 
   std::string decoded;
   base::Base64Decode(encoded, &decoded);
   SkMemoryStream stream(decoded.data(), decoded.size());
 
   // Read the picture. This creates an empty picture on failure.
   SkPicture* skpicture = SkPicture::CreateFromStream(&stream, &DecodeBitmap);
   if (skpicture == NULL)
     return NULL;
 
-  gfx::Rect layer_rect(skpicture->width(), skpicture->height());
+  gfx::Rect layer_rect(gfx::SkIRectToRect(skpicture->cullRect().roundOut()));
   return make_scoped_refptr(new Picture(skpicture, layer_rect));
 }
 
 scoped_refptr<Picture> Picture::CreateFromValue(const base::Value* raw_value) {
   const base::DictionaryValue* value = NULL;
   if (!raw_value->GetAsDictionary(&value))
     return NULL;
 
   // Decode the picture from base64.
   std::string encoded;
@@ skipping 380 matching lines @@
   scoped_refptr<base::debug::TracedValue> record_data =
       new base::debug::TracedValue();
   TracedValue::SetIDRef(this, record_data.get(), "picture_id");
   record_data->BeginArray("layer_rect");
   MathUtil::AddToTracedValue(layer_rect_, record_data.get());
   record_data->EndArray();
   return record_data;
 }
 
 }  // namespace cc