net: Update FileStream to use base::File instead of PlatformFile.

base/file_util_posix.cc

 // Copyright (c) 2012 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 "base/file_util.h"
 
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <libgen.h>
@@ skipping 53 matching lines @@
 #if defined(OS_BSD) || defined(OS_MACOSX)
 typedef struct stat stat_wrapper_t;
 static int CallStat(const char *path, stat_wrapper_t *sb) {
   ThreadRestrictions::AssertIOAllowed();
   return stat(path, sb);
 }
 static int CallLstat(const char *path, stat_wrapper_t *sb) {
   ThreadRestrictions::AssertIOAllowed();
   return lstat(path, sb);
 }
-#else
+#else  // defined(OS_BSD) || defined(OS_MACOSX)
 typedef struct stat64 stat_wrapper_t;
 static int CallStat(const char *path, stat_wrapper_t *sb) {
   ThreadRestrictions::AssertIOAllowed();
   return stat64(path, sb);
 }
 static int CallLstat(const char *path, stat_wrapper_t *sb) {
   ThreadRestrictions::AssertIOAllowed();
   return lstat64(path, sb);
 }
-#if defined(OS_ANDROID)
-static int CallFstat(int fd, stat_wrapper_t *sb) {
-  ThreadRestrictions::AssertIOAllowed();
-  return fstat64(fd, sb);
-}
-#endif
-#endif
+#endif // !(defined(OS_BSD) || defined(OS_MACOSX))
 
 // Helper for NormalizeFilePath(), defined below.
 bool RealPath(const FilePath& path, FilePath* real_path) {
   ThreadRestrictions::AssertIOAllowed();  // For realpath().
   FilePath::CharType buf[PATH_MAX];
   if (!realpath(path.value().c_str(), buf))
     return false;
 
   *real_path = FilePath(buf);
   return true;
@@ skipping 553 matching lines @@
   if (S_ISLNK(st.st_mode))
     return true;
   else
     return false;
 }
 
 bool GetFileInfo(const FilePath& file_path, File::Info* results) {
   stat_wrapper_t file_info;
 #if defined(OS_ANDROID)
   if (file_path.IsContentUri()) {
-    ScopedFD fd(OpenContentUriForRead(file_path));
-    if (!fd.is_valid())
+    File file = OpenContentUriForRead(file_path);
+    if (!file.IsValid())
       return false;
-    if (CallFstat(fd.get(), &file_info) != 0)
-      return false;
+    return file.GetInfo(results);
   } else {
 #endif  // defined(OS_ANDROID)
     if (CallStat(file_path.value().c_str(), &file_info) != 0)
       return false;
 #if defined(OS_ANDROID)
   }
 #endif  // defined(OS_ANDROID)
   results->is_directory = S_ISDIR(file_info.st_mode);
   results->size = file_info.st_size;
 #if defined(OS_MACOSX) || (defined(OS_FREEBSD) && __FreeBSD_version < 900000)
@@ skipping 242 matching lines @@
     result = false;
   if (IGNORE_EINTR(close(outfile)) < 0)
     result = false;
 
   return result;
 }
 #endif  // !defined(OS_MACOSX)
 
 }  // namespace internal
 }  // namespace base