Add FilePath to base namespace.

chrome/test/chromedriver/chrome_launcher_impl.h

Index: chrome/test/chromedriver/chrome_launcher_impl.h
diff --git a/chrome/test/chromedriver/chrome_launcher_impl.h b/chrome/test/chromedriver/chrome_launcher_impl.h
index 1910ac5dceaa0e571c358cc882a46501468600e0..f8a4cf656485a5ab1b6eb464c3a305e1347b46b0 100644
--- a/chrome/test/chromedriver/chrome_launcher_impl.h
+++ b/chrome/test/chromedriver/chrome_launcher_impl.h
@@ -13,10 +13,13 @@
 #include "chrome/test/chromedriver/net/sync_websocket_factory.h"
 
 class Chrome;
-class FilePath;
 class Status;
 class URLRequestContextGetter;
 
+namespace base {
+class FilePath;
+}
+
 class ChromeLauncherImpl : public ChromeLauncher {
  public:
   explicit ChromeLauncherImpl(URLRequestContextGetter* context_getter,
@@ -24,7 +27,7 @@ class ChromeLauncherImpl : public ChromeLauncher {
   virtual ~ChromeLauncherImpl();
 
   // Overridden from ChromeLauncher:
-  virtual Status Launch(const FilePath& chrome_exe,
+  virtual Status Launch(const base::FilePath& chrome_exe,
                         scoped_ptr<Chrome>* chrome) OVERRIDE;
 
  private: