Enable client-side phishing detection only for canary, dev and beta builds.

chrome/browser/browser_process_impl.cc

Index: chrome/browser/browser_process_impl.cc
diff --git a/chrome/browser/browser_process_impl.cc b/chrome/browser/browser_process_impl.cc
index 2ffa29d50e2f3b7adb5c257abf7beb7df47e3e1f..92799df8e3874747df7fe3532046a5049e08fbb0 100644
--- a/chrome/browser/browser_process_impl.cc
+++ b/chrome/browser/browser_process_impl.cc
@@ -37,6 +37,7 @@
 #include "chrome/browser/net/predictor_api.h"
 #include "chrome/browser/net/sdch_dictionary_fetcher.h"
 #include "chrome/browser/notifications/notification_ui_manager.h"
+#include "chrome/browser/platform_util.h"
 #include "chrome/browser/plugin_data_remover.h"
 #include "chrome/browser/policy/browser_policy_connector.h"
 #include "chrome/browser/prefs/browser_prefs.h"
@@ -935,13 +936,17 @@ void BrowserProcessImpl::CreateSafeBrowsingDetectionService() {
 bool BrowserProcessImpl::IsSafeBrowsingDetectionServiceEnabled() {
   // The safe browsing client-side detection is enabled only if the switch is
   // enabled and when safe browsing related stats is allowed to be collected.
+  // For now we only enable client-side detection on the canary, dev and beta
+  // channel.
 #ifdef OS_CHROMEOS
   return false;
 #else
+  std::string channel = platform_util::GetVersionStringModifier();
   return !CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kDisableClientSidePhishingDetection) &&
       resource_dispatcher_host()->safe_browsing_service() &&
-      resource_dispatcher_host()->safe_browsing_service()->CanReportStats();
+      resource_dispatcher_host()->safe_browsing_service()->CanReportStats() &&
+      (channel == "beta" || channel == "dev" || channel == "canary");
 #endif
 }