A bit more privacy for SkiaServe's Request

tools/skiaserve/urlhandlers/BreakHandler.cpp

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "UrlHandler.h"
 
 #include "microhttpd.h"
@@ skipping 20 matching lines @@
     return result;
 }
 
 
 int BreakHandler::handle(Request* request, MHD_Connection* connection,
                          const char* url, const char* method,
                          const char* upload_data, size_t* upload_data_size) {
     SkTArray<SkString> commands;
     SkStrSplit(url, "/", &commands);
 
-    if (!request->fPicture.get() || commands.count() != 4) {
+    if (!request->hasPicture() || commands.count() != 4) {
         return MHD_NO;
     }
 
     // /break/<n>/<x>/<y>
     int n;
     sscanf(commands[1].c_str(), "%d", &n);
     int x;
     sscanf(commands[2].c_str(), "%d", &x);
     int y;
     sscanf(commands[3].c_str(), "%d", &y);
@@ skipping 38 matching lines @@
             break;
         }
     }
     canvas->restoreToCount(saveCount);
     SkDynamicMemoryWStream stream;
     stream.writeText(Json::FastWriter().write(response).c_str());
     SkAutoTUnref<SkData> data(stream.copyToData());
     return SendData(connection, data, "application/json");
 }