Remove FilePath usage from the CrashReporterClient interface on Windows.

chrome/app/chrome_crash_reporter_client_win.h

Index: chrome/app/chrome_crash_reporter_client_win.h
diff --git a/chrome/app/chrome_crash_reporter_client_win.h b/chrome/app/chrome_crash_reporter_client_win.h
index 57bfd407f028dbd4e6a25b29c62298c04ca4adde..6acf53c553448b59bed4ec3dbce99709a611190e 100644
--- a/chrome/app/chrome_crash_reporter_client_win.h
+++ b/chrome/app/chrome_crash_reporter_client_win.h
@@ -14,8 +14,8 @@ class ChromeCrashReporterClient : public crash_reporter::CrashReporterClient {
   ~ChromeCrashReporterClient() override;
 
   // crash_reporter::CrashReporterClient implementation.
-  bool GetAlternativeCrashDumpLocation(base::FilePath* crash_dir) override;
-  void GetProductNameAndVersion(const base::FilePath& exe_path,
+  bool GetAlternativeCrashDumpLocation(base::string16* crash_dir) override;
+  void GetProductNameAndVersion(const base::string16& exe_path,
                                 base::string16* product_name,
                                 base::string16* version,
                                 base::string16* special_build,
@@ -25,11 +25,11 @@ class ChromeCrashReporterClient : public crash_reporter::CrashReporterClient {
                                bool* is_rtl_locale) override;
   bool AboutToRestart() override;
   bool GetDeferredUploadsSupported(bool is_per_user_install) override;
-  bool GetIsPerUserInstall(const base::FilePath& exe_path) override;
+  bool GetIsPerUserInstall(const base::string16& exe_path) override;
   bool GetShouldDumpLargerDumps(bool is_per_user_install) override;
   int GetResultCodeRespawnFailed() override;
 
-  bool GetCrashDumpLocation(base::FilePath* crash_dir) override;
+  bool GetCrashDumpLocation(base::string16* crash_dir) override;
 
   size_t RegisterCrashKeys() override;