Code: void ContentSuggestionsNotifierService::RegisterProfilePrefs(
     user_prefs::PrefRegistrySyncable* registry) {
   registry->RegisterIntegerPref(
       prefs::kContentSuggestionsConsecutiveIgnoredPrefName, 0);
 
   registry->RegisterStringPref(kNotificationIDWithinCategory, std::string());
}

Vulnerability Type: 
CWE ID: CWE-399
Summary: The DragImage::create function in platform/DragImage.cpp in Blink, as used in Google Chrome before 41.0.2272.76, does not initialize memory for image drawing, which allows remote attackers to have an unspecified impact by triggering a failed image decoding, as demonstrated by an image for which the default orientation cannot be used.
Commit Message: NTP: cap number of notifications/day

1 by default; Finch-configurable.

BUG=689465

Review-Url: https://codereview.chromium.org/2691023002
Cr-Commit-Position: refs/heads/master@{#450389}