Differential updates for components.

chrome/common/chrome_switches.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/common/chrome_switches.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 
 namespace switches {
@@ skipping 496 matching lines @@
 const char kEnableBenchmarking[]            = "enable-benchmarking";
 
 // This applies only when the process type is "service". Enables the Cloud
 // Print Proxy component within the service process.
 const char kEnableCloudPrintProxy[]         = "enable-cloud-print-proxy";
 
 // Enables fetching and storing cloud policy for components. This currently
 // supports policy for extensions on Chrome OS.
 const char kEnableComponentCloudPolicy[]    = "enable-component-cloud-policy";
 
+// Enables differential updates for Chrome components, provided that the update
+// server can provide them. Only valid on the browser process.
+const char kEnableComponentUpdateDeltas[]   = "enable-component-update-deltas";
+
+// Enables "pings", requests sent to the update server that report the success
+// or failure of component installation attempts. Only valid on the browser
+// process.
+const char kEnableComponentUpdatePings[]    = "enable-component-update-pings";
+
 // Enables fetching the user's contacts from Google and showing them in the
 // Chrome OS apps list.
 const char kEnableContacts[]                = "enable-contacts";
 
 // Enables desktop guest mode.
 const char kEnableDesktopGuestMode[]        = "enable-desktop-guest-mode";
 
 // Enables device discovery.
 const char kEnableDeviceDiscovery[]        = "enable-device-discovery";
 
@@ skipping 1098 matching lines @@
 
 // -----------------------------------------------------------------------------
 // DO NOT ADD YOUR CRAP TO THE BOTTOM OF THIS FILE.
 //
 // You were going to just dump your switches here, weren't you? Instead, please
 // put them in alphabetical order above, or in order inside the appropriate
 // ifdef at the bottom. The order should match the header.
 // -----------------------------------------------------------------------------
 
 }  // namespace switches