Add a ModuleLoadAnalyzer which checks modules against a whitelist

chrome/browser/safe_browsing/local_database_manager.cc

Index: chrome/browser/safe_browsing/local_database_manager.cc
diff --git a/chrome/browser/safe_browsing/local_database_manager.cc b/chrome/browser/safe_browsing/local_database_manager.cc
index 0721b80942172862b4213bc56fbce3b2d2152cc1..0c3de5c2a3c03e72b0cd147873305f64308d9aa5 100644
--- a/chrome/browser/safe_browsing/local_database_manager.cc
+++ b/chrome/browser/safe_browsing/local_database_manager.cc
@@ -268,6 +268,7 @@ LocalSafeBrowsingDatabaseManager::LocalSafeBrowsingDatabaseManager(
       enable_extension_blacklist_(false),
       enable_ip_blacklist_(false),
       enable_unwanted_software_blacklist_(true),
+      enable_module_whitelist_(true),
       update_in_progress_(false),
       database_update_in_progress_(false),
       closing_database_(false),
@@ -433,6 +434,15 @@ bool LocalSafeBrowsingDatabaseManager::MatchInclusionWhitelistUrl(
   return database_->ContainsInclusionWhitelistedUrl(url);
 }
 
+bool LocalSafeBrowsingDatabaseManager::MatchModuleWhitelistString(
+    const std::string& str) {
+  DCHECK_CURRENTLY_ON(BrowserThread::IO);
+  if (!enabled_ || !enable_module_whitelist_ || !MakeDatabaseAvailable()) {
+    return true;
+  }
+  return database_->ContainsModuleWhitelistedString(str);
+}
+
 bool LocalSafeBrowsingDatabaseManager::IsMalwareKillSwitchOn() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   if (!enabled_ || !MakeDatabaseAvailable()) {
@@ -780,7 +790,7 @@ SafeBrowsingDatabase* LocalSafeBrowsingDatabaseManager::GetDatabase() {
       safe_browsing_task_runner_, enable_download_protection_,
       enable_csd_whitelist_, enable_download_whitelist_,
       enable_extension_blacklist_, enable_ip_blacklist_,
-      enable_unwanted_software_blacklist_);
+      enable_unwanted_software_blacklist_, enable_module_whitelist_);
 
   database->Init(SafeBrowsingService::GetBaseFilename());
   {