message: Fix compilation of crash handler
diff: @@ -62,7 +62,7 @@ public:
  wchar_t tempPath[MAX_PATH] = {0};
  GetTempPathW(MAX_PATH - 1, tempPath);
  - wstring dumpFolder = tempPath;
  + std::wstring dumpFolder = tempPath;
  dumpFolder += L"RenderDoc/dumps";
  CreateDirectoryW(dumpFolder.c_str(), NULL);
  @@ -77,11 +77,11 @@ public:
  RenderDoc::Inst().IsReplayApp() ? L"1" : L"0"),
  };
  - wstring wideStr = StringFormat::UTF82Wide(string(FULL_VERSION_STRING));
  + std::wstring wideStr = StringFormat::UTF82Wide(std::string(FULL_VERSION_STRING));
  breakpadCustomInfo[0].set_value(wideStr.c_str());
  - wideStr = StringFormat::UTF82Wide(string(RDCGETLOGFILE()));
  + wideStr = StringFormat::UTF82Wide(std::string(RDCGETLOGFILE()));
  breakpadCustomInfo[1].set_value(wideStr.c_str());
  - wideStr = StringFormat::UTF82Wide(string(GitVersionHash));
  + wideStr = StringFormat::UTF82Wide(std::string(GitVersionHash));
  breakpadCustomInfo[2].set_value(wideStr.c_str());
  google_breakpad::CustomClientInfo custom = {&breakpadCustomInfo[0],
  @@ -153,7 +153,7 @@ public:
  }
  }
  - wstring cmdline = L"\"";
  + std::wstring cmdline = L"\"";
  cmdline += radpath;
  cmdline += L"/renderdoccmd.exe\" crashhandle --pipe ";
  cmdline += m_PipeName;
  