Deprecate --load-component-extension command line flag

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 61fdcde83e8ad1fb92389654ef7fdc84a694fa7c..a3c4538af3c5520ffdbf25ee8455501cf3625358 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -24,11 +24,11 @@ namespace switches {
 
 // Allows third-party content included on a page to prompt for a HTTP basic
 // auth username/password pair.
-const char kAllowCrossOriginAuthPrompt[]    = "allow-cross-origin-auth-prompt";
+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";
+const char kAllowFileAccess[] = "allow-file-access";
 
 // Allow non-secure origins to use the screen capture API and the desktopCapture
 // extension API.
@@ -624,9 +624,6 @@ const char kKioskMode[]                     = "kiosk";
 // See http://crbug.com/31395.
 const char kKioskModePrinting[]             = "kiosk-printing";
 
-// Comma-separated list of directories with component extensions to load.
-const char kLoadComponentExtension[]        = "load-component-extension";
-
 // Loads an extension from the specified directory.
 const char kLoadExtension[]                 = "load-extension";