Remove unintentional LOG(ERROR)

Bug: 941354
Change-Id: Iaf0b1ca9e8a4898333dead2ba4b4a38cbee00b48
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2028880Reviewed-by: Nicolas Ouellet-Payeur <nicolaso@chromium.org>
Commit-Queue: Takashi Toyoshima <toyoshim@chromium.org>
Cr-Commit-Position: refs/heads/master@{#737226}

chrome/browser/browser_switcher/browser_switcher_service.cc

@@ -235,7 +235,6 @@ BrowserSwitcherService::BrowserSwitcherService(Profile* profile)
 BrowserSwitcherService::~BrowserSwitcherService() = default;
 
 void BrowserSwitcherService::Init() {
-  LOG(ERROR) << "XXX Init()";
   LoadRulesFromPrefs();
   StartDownload(fetch_delay());
 }