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

chrome/browser/apps/drive/drive_app_provider_browsertest.cc

Index: chrome/browser/apps/drive/drive_app_provider_browsertest.cc
diff --git a/chrome/browser/apps/drive/drive_app_provider_browsertest.cc b/chrome/browser/apps/drive/drive_app_provider_browsertest.cc
index e6403a95540944429de7f7e8230d3bf10cbc259c..84416b33c01c669d689b9c2badba2a1aea3ef64f 100644
--- a/chrome/browser/apps/drive/drive_app_provider_browsertest.cc
+++ b/chrome/browser/apps/drive/drive_app_provider_browsertest.cc
@@ -104,7 +104,7 @@ class DriveAppProviderTest : public ExtensionBrowserTest,
   }
 
   void WaitForPendingDriveAppConverters() {
-    DCHECK(!runner_);
+    DCHECK(!runner_.get());
 
     if (provider_->pending_converters_.empty())
       return;
@@ -124,7 +124,7 @@ class DriveAppProviderTest : public ExtensionBrowserTest,
   }
 
   void InstallUserUrlApp(const std::string& url) {
-    DCHECK(!runner_);
+    DCHECK(!runner_.get());
     runner_ = new content::MessageLoopRunner;
 
     WebApplicationInfo web_app;