Revert of Add chrome_crash_reporter_client_win.cc to the source file list for chrome_elf

base/logging.cc

Index: base/logging.cc
diff --git a/base/logging.cc b/base/logging.cc
index 0771b47c182e5c18c868f1124a0784bf411d74a9..98cecd094fd84e7312c9a3e9998dfb44cfd05925 100644
--- a/base/logging.cc
+++ b/base/logging.cc
@@ -13,6 +13,8 @@
 #if defined(OS_WIN)
 #include <io.h>
 #include <windows.h>
+#include "base/files/file_path.h"
+#include "base/files/file_util.h"
 typedef HANDLE FileHandle;
 typedef HANDLE MutexHandle;
 // Windows warns on using write().  It prefers _write().
@@ -287,24 +289,13 @@
                             FILE_SHARE_READ | FILE_SHARE_WRITE, nullptr,
                             OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, nullptr);
     if (g_log_file == INVALID_HANDLE_VALUE || g_log_file == nullptr) {
-      // We are intentionally not using FilePath or FileUtil here to reduce the
-      // dependencies of the logging implementation. For e.g. FilePath and
-      // FileUtil depend on shell32 and user32.dll. This is not acceptable for
-      // some consumers of base logging like chrome_elf, etc.
-      // Please don't change the code below to use FilePath.
       // try the current directory
-      wchar_t system_buffer[MAX_PATH];
-      system_buffer[0] = 0;
-      DWORD len = ::GetCurrentDirectory(arraysize(system_buffer),
-                                        system_buffer);
-      if (len == 0 || len > arraysize(system_buffer))
+      base::FilePath file_path;
+      if (!base::GetCurrentDirectory(&file_path))
         return false;
 
-      *g_log_file_name = system_buffer;
-      // Append a trailing backslash if needed.
-      if (g_log_file_name->back() != L'\\')
-        *g_log_file_name += L"\\";
-      *g_log_file_name += L"debug.log";
+      *g_log_file_name = file_path.Append(
+          FILE_PATH_LITERAL("debug.log")).value();
 
       g_log_file = CreateFile(g_log_file_name->c_str(), FILE_APPEND_DATA,
                               FILE_SHARE_READ | FILE_SHARE_WRITE, nullptr,