Remove implicit conversions from scoped_refptr to T* in chrome/browser/password_manager/

This patch was generated by running the rewrite_scoped_refptr clang tool
on a Linux build.

BUG=110610

Review URL: https://codereview.chromium.org/505233004

Cr-Commit-Position: refs/heads/master@{#291972}

chrome/browser/password_manager/mock_password_store_service.cc

@@ -11,7 +11,8 @@ KeyedService* MockPasswordStoreService::Build(
     content::BrowserContext* /*profile*/) {
   scoped_refptr<password_manager::PasswordStore> store(
       new password_manager::MockPasswordStore);
-  if (!store || !store->Init(syncer::SyncableService::StartSyncFlare(), ""))
+  if (!store.get() ||
+      !store->Init(syncer::SyncableService::StartSyncFlare(), ""))
     return NULL;
   return new MockPasswordStoreService(store);
 }

chrome/browser/password_manager/password_store_factory.cc

@@ -62,7 +62,7 @@ scoped_refptr<PasswordStore> PasswordStoreService::GetPasswordStore() {
 }
 
 void PasswordStoreService::Shutdown() {
-  if (password_store_)
+  if (password_store_.get())
     password_store_->Shutdown();
 }
 
@@ -229,8 +229,8 @@ KeyedService* PasswordStoreFactory::BuildServiceInstanceFor(
 #endif
   std::string sync_username =
       password_manager_sync_metrics::GetSyncUsername(profile);
-  if (!ps || !ps->Init(
-          sync_start_util::GetFlareForSyncableService(profile->GetPath()),
+  if (!ps.get() ||
+      !ps->Init(sync_start_util::GetFlareForSyncableService(profile->GetPath()),
                 sync_username)) {
     NOTREACHED() << "Could not initialize password manager.";
     return NULL;

chrome/browser/password_manager/test_password_store_service.cc

@@ -11,7 +11,8 @@ KeyedService* TestPasswordStoreService::Build(
     content::BrowserContext* /*profile*/) {
   scoped_refptr<password_manager::PasswordStore> store(
       new password_manager::TestPasswordStore);
-  if (!store || !store->Init(syncer::SyncableService::StartSyncFlare(), ""))
+  if (!store.get() ||
+      !store->Init(syncer::SyncableService::StartSyncFlare(), ""))
     return NULL;
   return new TestPasswordStoreService(store);
 }