Disable "using base::FilePath" on Linux since it now compiles.

base/file_version_info_mac.mm

 // 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_version_info_mac.h"
 
 #import <Foundation/Foundation.h>
 
 #include "base/file_path.h"
 #include "base/logging.h"
 #include "base/mac/bundle_locations.h"
 #include "base/mac/foundation_util.h"
 #include "base/strings/sys_string_conversions.h"
 
 FileVersionInfoMac::FileVersionInfoMac(NSBundle *bundle)
     : bundle_([bundle retain]) {
 }
 
 FileVersionInfoMac::~FileVersionInfoMac() {}
 
 // static
 FileVersionInfo* FileVersionInfo::CreateFileVersionInfoForCurrentModule() {
   return CreateFileVersionInfo(base::mac::FrameworkBundlePath());
 }
 
 // static
 FileVersionInfo* FileVersionInfo::CreateFileVersionInfo(
-    const FilePath& file_path) {
+    const base::FilePath& file_path) {
   NSString* path = base::SysUTF8ToNSString(file_path.value());
   NSBundle* bundle = [NSBundle bundleWithPath:path];
   return new FileVersionInfoMac(bundle);
 }
 
 string16 FileVersionInfoMac::company_name() {
   return string16();
 }
 
 string16 FileVersionInfoMac::company_short_name() {
@@ skipping 72 matching lines @@
 string16 FileVersionInfoMac::GetString16Value(CFStringRef name) {
   if (bundle_) {
     NSString *ns_name = base::mac::CFToNSCast(name);
     NSString* value = [bundle_ objectForInfoDictionaryKey:ns_name];
     if (value) {
       return base::SysNSStringToUTF16(value);
     }
   }
   return string16();
 }