Move code in components/safe_browsing_db and chrome/browser/s_b/ under the safe_browsing namespace.

chrome/browser/safe_browsing/client_side_detection_host_unittest.cc

Index: chrome/browser/safe_browsing/client_side_detection_host_unittest.cc
diff --git a/chrome/browser/safe_browsing/client_side_detection_host_unittest.cc b/chrome/browser/safe_browsing/client_side_detection_host_unittest.cc
index 20a6464f83781589bc851e60c9ab0f8cdb4a0472..2206e76ef65ecd99750247fa6e816f1b59709f5f 100644
--- a/chrome/browser/safe_browsing/client_side_detection_host_unittest.cc
+++ b/chrome/browser/safe_browsing/client_side_detection_host_unittest.cc
@@ -210,8 +210,7 @@ class ClientSideDetectionHostTest : public ChromeRenderViewHostTestHarness {
     database_manager_ = new StrictMock<MockSafeBrowsingDatabaseManager>();
     ui_manager_ = new StrictMock<MockSafeBrowsingUIManager>(
         SafeBrowsingService::CreateSafeBrowsingService());
-    csd_host_.reset(safe_browsing::ClientSideDetectionHost::Create(
-        web_contents()));
+    csd_host_.reset(ClientSideDetectionHost::Create(web_contents()));
     csd_host_->set_client_side_detection_service(csd_service_.get());
     csd_host_->set_safe_browsing_managers(ui_manager_.get(),
                                           database_manager_.get());