Coalesce event router Init calls into their constructors.

chrome/browser/extensions/api/font_settings/font_settings_api.cc

Index: chrome/browser/extensions/api/font_settings/font_settings_api.cc
diff --git a/chrome/browser/extensions/api/font_settings/font_settings_api.cc b/chrome/browser/extensions/api/font_settings/font_settings_api.cc
index 053e417839f4828fe33ceda934af9d5219a3f5d7..a3ec6519a431379c1b2e8828a5eec13a18deede2 100644
--- a/chrome/browser/extensions/api/font_settings/font_settings_api.cc
+++ b/chrome/browser/extensions/api/font_settings/font_settings_api.cc
@@ -98,11 +98,7 @@ void RegisterFontFamilyMapObserver(PrefChangeRegistrar* registrar,
 }  // namespace
 
 FontSettingsEventRouter::FontSettingsEventRouter(
-    Profile* profile) : profile_(profile) {}
-
-FontSettingsEventRouter::~FontSettingsEventRouter() {}
-
-void FontSettingsEventRouter::Init() {
+    Profile* profile) : profile_(profile) {
   registrar_.Init(profile_->GetPrefs());
 
   AddPrefToObserve(prefs::kWebKitDefaultFixedFontSize,
@@ -131,6 +127,8 @@ void FontSettingsEventRouter::Init() {
                                 prefs::kWebKitPictographFontFamilyMap, this);
 }
 
+FontSettingsEventRouter::~FontSettingsEventRouter() {}
+
 void FontSettingsEventRouter::AddPrefToObserve(const char* pref_name,
                                                const char* event_name,
                                                const char* key) {