Remove --allow-file-access and accompanying logic

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index 68ab97c31b9a48d9fce33c33c44ac2e7b4fe53ba..0ff0364a70afea9677820d927cfac47ca34cf1eb 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -28,10 +28,6 @@ namespace switches {
 // auth username/password pair.
 const char kAllowCrossOriginAuthPrompt[]    = "allow-cross-origin-auth-prompt";
 
-// On ChromeOS, file:// access is disabled except for certain whitelisted
-// directories. This switch re-enables file:// for testing.
-const char kAllowFileAccess[]               = "allow-file-access";
-
 // Allow non-secure origins to use the screen capture API and the desktopCapture
 // extension API.
 const char kAllowHttpScreenCapture[] = "allow-http-screen-capture";