Make CEF compliant with Google/Chromium style (issue #473).

- Add a new check_style tool based on Google's cpplint that can be used to verify compliance of pending changes and specific files/directories.
- Update existing CEF source code to be compliant with the style requirements.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@463 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/zip_reader_impl.h

@@ -2,18 +2,19 @@
 // reserved. Use of this source code is governed by a BSD-style license that
 // can be found in the LICENSE file.
 
-#ifndef _ZIP_READER_IMPL_H
-#define _ZIP_READER_IMPL_H
+#ifndef CEF_LIBCEF_ZIP_READER_IMPL_H_
+#define CEF_LIBCEF_ZIP_READER_IMPL_H_
+#pragma once
+
+#include <sstream>
 
 #include "include/cef_zip_reader.h"
 #include "base/threading/platform_thread.h"
 #include "third_party/zlib/contrib/minizip/unzip.h"
-#include <sstream>
 
 // Implementation of CefZipReader
-class CefZipReaderImpl : public CefZipReader
-{
-public:
+class CefZipReaderImpl : public CefZipReader {
+ public:
   CefZipReaderImpl();
   ~CefZipReaderImpl();
 
@@ -25,30 +26,30 @@ public:
   virtual bool MoveToFile(const CefString& fileName, bool caseSensitive);
   virtual bool Close();
   virtual CefString GetFileName();
-  virtual long GetFileSize();
+  virtual int64 GetFileSize();
   virtual time_t GetFileLastModified();
   virtual bool OpenFile(const CefString& password);
   virtual bool CloseFile();
   virtual int ReadFile(void* buffer, size_t bufferSize);
-  virtual long Tell();
+  virtual int64 Tell();
   virtual bool Eof();
 
   bool GetFileInfo();
-  
+
   // Verify that the reader exists and is being accessed from the correct
   // thread.
   bool VerifyContext();
 
-protected:
+ protected:
   base::PlatformThreadId supported_thread_id_;
   unzFile reader_;
   bool has_fileopen_;
   bool has_fileinfo_;
   CefString filename_;
-  long filesize_;
+  int64 filesize_;
   time_t filemodified_;
 
   IMPLEMENT_REFCOUNTING(CefZipReaderImpl);
 };
 
-#endif // _ZIP_READER_IMPL_H
+#endif  // CEF_LIBCEF_ZIP_READER_IMPL_H_