Fix URLFetcher leaks in ChromeToMobileService

chrome/browser/chrome_to_mobile_service.h

Index: chrome/browser/chrome_to_mobile_service.h
diff --git a/chrome/browser/chrome_to_mobile_service.h b/chrome/browser/chrome_to_mobile_service.h
index 162180d7b5b0dd72d118245c8edfe56aadc1acf1..a282b5f85febaab3df39dad2225961b396dec0aa 100644
--- a/chrome/browser/chrome_to_mobile_service.h
+++ b/chrome/browser/chrome_to_mobile_service.h
@@ -13,6 +13,7 @@
 
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/string16.h"
 #include "base/timer.h"
@@ -180,7 +181,8 @@ class ChromeToMobileService : public ProfileKeyedService,
                            const FilePath& path,
                            bool success);
 
-  // Create a cloud print job submission request for a URL or snapshot.
+  // Create a cloud print job submission request for a URL or snapshot. Caller
+  // owns lifetime of request created.
   net::URLFetcher* CreateRequest();
 
   // Initialize cloud print URLFetcher requests.
@@ -230,6 +232,11 @@ class ChromeToMobileService : public ProfileKeyedService,
   // A queue of tasks to perform after an access token is lazily initialized.
   std::queue<base::Closure> task_queue_;
 
+  // Used to manage the lifetime of various URLFetchers.
+  scoped_ptr<net::URLFetcher> submit_url_;
+  scoped_ptr<net::URLFetcher> search_request_;
+  scoped_ptr<net::URLFetcher> submit_snapshot_;
+
   DISALLOW_COPY_AND_ASSIGN(ChromeToMobileService);
 };