diagnostics: Implement PosixConsole::Read function.

chrome/browser/diagnostics/diagnostics_main.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 "chrome/browser/diagnostics/diagnostics_main.h"
 
 #if defined(OS_POSIX)
 #include <stdio.h>
 #include <unistd.h>
 #endif
 
+#include <iostream>
+
 #include "app/app_paths.h"
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/i18n/icu_util.h"
 #include "base/string_util.h"
 #include "base/sys_string_conversions.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/diagnostics/diagnostics_model.h"
 #include "chrome/common/chrome_paths.h"
@@ skipping 123 matching lines @@
     use_color_ = isatty(STDOUT_FILENO);
     return true;
   }
 
   virtual bool Write(const std::wstring& text) {
     printf("%s", base::SysWideToNativeMB(text).c_str());
     return true;
   }
 
   virtual bool Read(std::wstring* txt) {
-    // TODO(mattm): implement this.
-    return false;
+    std::string input;
+    if (!std::getline(std::cin, input)) {
+      std::cin.clear();
+      return false;
+    }
+    *txt = UTF8ToWide(input);
+    return true;
   }
 
   virtual bool SetColor(Color color) {
     if (!use_color_)
       return false;
 
     const char* code = "\033[m";
     switch (color) {
       case RED:
         code = "\033[1;31m";
@@ skipping 171 matching lines @@
   // Windows.
 #if defined(OS_WIN)
   // Block here so the user can see the results.
   writer.WriteInfoText(L"Press [enter] to continue\n");
   std::wstring txt;
   console->Read(&txt);
 #endif
   delete console;
   return 0;
 }