Add == support for DefaultWebIntentService.

chrome/browser/intents/default_web_intent_service.cc

Index: chrome/browser/intents/default_web_intent_service.cc
diff --git a/chrome/browser/intents/default_web_intent_service.cc b/chrome/browser/intents/default_web_intent_service.cc
index fc923fb447d07647ca45d24eb5b1d9d22f030500..ba887d1dfa3f4dbbbbc6ec95a776aa8211e2cabe 100644
--- a/chrome/browser/intents/default_web_intent_service.cc
+++ b/chrome/browser/intents/default_web_intent_service.cc
@@ -10,3 +10,13 @@ DefaultWebIntentService::DefaultWebIntentService()
     suppression(0) {}
 
 DefaultWebIntentService::~DefaultWebIntentService() {}
+
+bool DefaultWebIntentService::operator==(
+    const DefaultWebIntentService& other) const {
+  return action == other.action &&
+         type == other.type &&
+         url_pattern == other.url_pattern &&
+         user_date == other.user_date &&
+         suppression == other.suppression &&
+         service_url == other.service_url;
+}