Add an experimental flag to change location.reload to take a hard-reload

chrome/browser/flag_descriptions.h

Index: chrome/browser/flag_descriptions.h
diff --git a/chrome/browser/flag_descriptions.h b/chrome/browser/flag_descriptions.h
index c1d4cdfc084b5f8ace61a0e05ca1f4cb27a4337b..8723a928f878a5f0a2645f458eb97f99d9d4ea70 100644
--- a/chrome/browser/flag_descriptions.h
+++ b/chrome/browser/flag_descriptions.h
@@ -3278,6 +3278,14 @@ extern const char kEnableOmniboxClipboardProviderDescription[];
 
 #endif  // defined(OS_ANDROID)
 
+// Name of the about: flag for experimental location.reload() to trigger a
+// hard-reload.
+extern const char kLocationHardReloadName[];
+
+// Description of the about: flag for experimental location.reload() to trigger
+// a hard-reload.
+extern const char kLocationHardReloadDescription[];
+
 }  // namespace flag_descriptions
 
 #endif  // CHROME_BROWSER_FLAG_DESCRIPTIONS_H_