Add tests for Component Updater command line arguments

chrome/browser/component_updater/chrome_component_updater_configurator.cc

Index: chrome/browser/component_updater/chrome_component_updater_configurator.cc
diff --git a/chrome/browser/component_updater/chrome_component_updater_configurator.cc b/chrome/browser/component_updater/chrome_component_updater_configurator.cc
index 36f602d5d7b09d3a09f404dcf6d88fa34bb9d8f1..f4dbf0f767e3135dbb52d6a82c3eaa436f573cf7 100644
--- a/chrome/browser/component_updater/chrome_component_updater_configurator.cc
+++ b/chrome/browser/component_updater/chrome_component_updater_configurator.cc
@@ -30,12 +30,6 @@ using update_client::OutOfProcessPatcher;
 
 namespace component_updater {
 
-namespace {
-
-// Default time constants.
-const int kDelayOneMinute = 60;
-const int kDelayOneHour = kDelayOneMinute * 60;
-
 // Debug values you can pass to --component-updater=value1,value2.
 // Speed up component checking.
 const char kSwitchFastUpdate[] = "fast-update";
@@ -45,11 +39,25 @@ const char kSwitchRequestParam[] = "test-request";
 
 // Disables pings. Pings are the requests sent to the update server that report
 // the success or the failure of component install or update attempts.
-extern const char kSwitchDisablePings[] = "disable-pings";
+const char kSwitchDisablePings[] = "disable-pings";
 
 // Sets the URL for updates.
 const char kSwitchUrlSource[] = "url-source";
 
+// Disables differential updates.
+const char kSwitchDisableDeltaUpdates[] = "disable-delta-updates";
+
+#if defined(OS_WIN)
+// Disables background downloads.
+const char kSwitchDisableBackgroundDownloads[] = "disable-background-downloads";
+#endif  // defined(OS_WIN)
+
+namespace {
+
+// Default time constants.
+const int kDelayOneMinute = 60;
+const int kDelayOneHour = kDelayOneMinute * 60;
+
 #define COMPONENT_UPDATER_SERVICE_ENDPOINT \
   "//clients2.google.com/service/update2"
 
@@ -61,14 +69,6 @@ const char kSwitchUrlSource[] = "url-source";
 const char kDefaultUrlSource[] = "https:" COMPONENT_UPDATER_SERVICE_ENDPOINT;
 const char kAltUrlSource[] = "http:" COMPONENT_UPDATER_SERVICE_ENDPOINT;
 
-// Disables differential updates.
-const char kSwitchDisableDeltaUpdates[] = "disable-delta-updates";
-
-#if defined(OS_WIN)
-// Disables background downloads.
-const char kSwitchDisableBackgroundDownloads[] = "disable-background-downloads";
-#endif  // defined(OS_WIN)
-
 // Returns true if and only if |test| is contained in |vec|.
 bool HasSwitchValue(const std::vector<std::string>& vec, const char* test) {
   if (vec.empty())