Add FilePath to base namespace.

remoting/host/ipc_constants.cc

Index: remoting/host/ipc_constants.cc
diff --git a/remoting/host/ipc_constants.cc b/remoting/host/ipc_constants.cc
index 36d4beade4c2d3f37b339f3faa174be502266032..9aac903d9149646c2428564243b004553bcc633c 100644
--- a/remoting/host/ipc_constants.cc
+++ b/remoting/host/ipc_constants.cc
@@ -12,20 +12,21 @@ namespace remoting {
 
 const char kDaemonPipeSwitchName[] = "daemon-pipe";
 
-const FilePath::CharType kDaemonBinaryName[] =
+const base::FilePath::CharType kDaemonBinaryName[] =
     FILE_PATH_LITERAL("remoting_daemon");
 
-const FilePath::CharType kHostBinaryName[] = FILE_PATH_LITERAL("remoting_host");
+const base::FilePath::CharType kHostBinaryName[] =
+    FILE_PATH_LITERAL("remoting_host");
 
-bool GetInstalledBinaryPath(const FilePath::StringType& binary,
-                            FilePath* full_path) {
-  FilePath dir_path;
+bool GetInstalledBinaryPath(const base::FilePath::StringType& binary,
+                            base::FilePath* full_path) {
+  base::FilePath dir_path;
   if (!PathService::Get(base::DIR_EXE, &dir_path)) {
     LOG(ERROR) << "Failed to get the executable file name.";
     return false;
   }
 
-  FilePath path = dir_path.Append(binary);
+  base::FilePath path = dir_path.Append(binary);
 
 #if defined(OS_WIN)
   path = path.ReplaceExtension(FILE_PATH_LITERAL("exe"));