CookieStore: Remove reference counting.

android_webview/browser/net/aw_cookie_store_wrapper.h

Index: android_webview/browser/net/aw_cookie_store_wrapper.h
diff --git a/android_webview/browser/net/aw_cookie_store_wrapper.h b/android_webview/browser/net/aw_cookie_store_wrapper.h
index 6db831de409f5ca24d415b7f9782764fea7a8d1e..86114fac43748456ac1a539e1d5ec3967d0f044d 100644
--- a/android_webview/browser/net/aw_cookie_store_wrapper.h
+++ b/android_webview/browser/net/aw_cookie_store_wrapper.h
@@ -35,6 +35,7 @@ namespace android_webview {
 class AwCookieStoreWrapper : public net::CookieStore {
  public:
   AwCookieStoreWrapper();
+  ~AwCookieStoreWrapper() override;
 
   // CookieStore implementation:
   void SetCookieWithOptionsAsync(const GURL& url,
@@ -85,8 +86,6 @@ class AwCookieStoreWrapper : public net::CookieStore {
       const CookieChangedCallback& callback) override;
 
  private:
-  ~AwCookieStoreWrapper() override;
-
   // Used by CreateWrappedCallback below. Takes an arugment of Type and posts
   // a task to |task_runner| to invoke |callback| with that argument. If
   // |weak_cookie_store| is deleted before the task is run, the task will not