Merge to XFA: Make JS app.setTimeOut() work again.

samples/pdfium_test.cc

 // Copyright (c) 2010 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 <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <wchar.h>
 
@@ skipping 178 matching lines @@
 
   FPDF_RenderPage(dc, page, 0, 0, width, height, 0,
                   FPDF_ANNOT | FPDF_PRINTING | FPDF_NO_CATCH);
 
   DeleteEnhMetaFile(CloseEnhMetaFile(dc));
 }
 #endif
 
 int ExampleAppAlert(IPDF_JSPLATFORM*, FPDF_WIDESTRING msg, FPDF_WIDESTRING,
                     int, int) {
-  // Deal with differences between UTF16LE and wchar_t on this platform.
-  size_t characters = 0;
-  while (msg[characters]) {
-    ++characters;
-  }
-  wchar_t* platform_string =
-      static_cast<wchar_t*>(malloc((characters + 1) * sizeof(wchar_t)));
-  for (size_t i = 0; i < characters + 1; ++i) {
-    unsigned char* ptr = (unsigned char*)&msg[i];
-    platform_string[i] = ptr[0] + 256 * ptr[1];
-  }
-  printf("Alert: %ls\n", platform_string);
-  free(platform_string);
+  std::wstring platform_string = GetWideString(msg);
+  printf("Alert: %ls\n", platform_string.c_str());
   return 0;
 }
 
 void ExampleDocGotoPage(IPDF_JSPLATFORM*, int pageNumber) {
   printf("Goto Page: %d\n", pageNumber);
 }
 
 void ExampleUnsupportedHandler(UNSUPPORT_INFO*, int type) {
   std::string feature = "Unknown";
   switch (type) {
@@ skipping 365 matching lines @@
   }
 
   FPDF_DestroyLibrary();
 #ifdef PDF_ENABLE_V8
   v8::V8::ShutdownPlatform();
   delete platform;
 #endif  // PDF_ENABLE_V8
 
   return 0;
 }