Substitute boolean GDI printing for a mode type

tools/ipc_fuzzer/fuzzer/fuzzer.cc

 // Copyright 2015 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 <iostream>
 #include <set>
 #include <string>
 #include <tuple>
 #include <utility>
 #include <vector>
@@ skipping 1492 matching lines @@
     return true;
   }
 };
 
 template <>
 struct FuzzTraits<printing::PdfRenderSettings> {
   static bool Fuzz(printing::PdfRenderSettings* p, Fuzzer* fuzzer) {
     gfx::Rect area = p->area;
     int dpi = p->dpi;
     bool autorotate = p->autorotate;
+    printing::PdfRenderSettings::Mode mode = p->mode;
     if (!FuzzParam(&area, fuzzer))
       return false;
     if (!FuzzParam(&dpi, fuzzer))
       return false;
     if (!FuzzParam(&autorotate, fuzzer))
       return false;
-    *p = printing::PdfRenderSettings(area, dpi, autorotate);
+    if (!FuzzParam(&mode, fuzzer))
+      return false;
+    *p = printing::PdfRenderSettings(area, dpi, autorotate, mode);
     return true;
   }
 };
 
 template <>
 struct FuzzTraits<SkBitmap> {
   static bool Fuzz(SkBitmap* p, Fuzzer* fuzzer) {
     // TODO(mbarbella): This should actually do something.
     return true;
   }
@@ skipping 310 matching lines @@
 #include "tools/ipc_fuzzer/message_lib/all_message_null_macros.h"
 #undef IPC_MESSAGE_DECL
 #define IPC_MESSAGE_DECL(name, ...) \
   (*map)[static_cast<uint32_t>(name::ID)] = FuzzerHelper<name>::Fuzz;
 
 void PopulateFuzzerFunctionMap(FuzzerFunctionMap* map) {
 #include "tools/ipc_fuzzer/message_lib/all_messages.h"
 }
 
 }  // namespace ipc_fuzzer