Ensure cookies retrieved before setDataSource.

When invoking MediaPlayer's setDataSource() API, cookies may not retrieved.
In some case the media will playback failed if the required cookies absent.

This CL will check whether the cookies are retrieved before call this
API. API call will be pending until cookies retrieved.

Bug: 1157376
Change-Id: I43f04461af86c83e53a169bb4df35cbe20419b6d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2584203
Commit-Queue: Thomas Guilbert <tguilbert@chromium.org>
Reviewed-by: Thomas Guilbert <tguilbert@chromium.org>
Cr-Commit-Position: refs/heads/master@{#836018}

AUTHORS

@@ -611,6 +611,7 @@ Lavar Askew <open.hyperion@gmail.com>
 Le Hoang Quyen <le.hoang.q@gmail.com>
 Legend Lee <guanxian.li@intel.com>
 Leith Bade <leith@leithalweapon.geek.nz>
+Lei Gao <leigao@huawei.com>
 Lei Li <lli.kernel.kvm@gmail.com>
 Lenny Khazan <lenny.khazan@gmail.com>
 Leo Wolf <jclw@ymail.com>

media/base/android/media_player_bridge.cc

@@ -80,6 +80,8 @@ MediaPlayerBridge::MediaPlayerBridge(const GURL& url,
       url_(url),
       site_for_cookies_(site_for_cookies),
       top_frame_origin_(top_frame_origin),
+      pending_retrieve_cookies_(false),
+      should_prepare_on_retrieved_cookies_(false),
       user_agent_(user_agent),
       hide_url_log_(hide_url_log),
       width_(0),
@@ -127,6 +129,7 @@ void MediaPlayerBridge::Initialize() {
     media::MediaResourceGetter* resource_getter =
         client_->GetMediaResourceGetter();
 
+    pending_retrieve_cookies_ = true;
     resource_getter->GetCookies(
         url_, site_for_cookies_, top_frame_origin_,
         base::BindOnce(&MediaPlayerBridge::OnCookiesRetrieved,
@@ -200,10 +203,15 @@ void MediaPlayerBridge::SetDataSource(const std::string& url) {
       OnMediaError(MEDIA_ERROR_FORMAT);
       return;
     }
-  } else {
+
+    if (!Java_MediaPlayerBridge_prepareAsync(env, j_media_player_bridge_))
+      OnMediaError(MEDIA_ERROR_FORMAT);
+
+    return;
+  }
+
   // Create a Java String for the URL.
-    ScopedJavaLocalRef<jstring> j_url_string =
-        ConvertUTF8ToJavaString(env, url);
+  ScopedJavaLocalRef<jstring> j_url_string = ConvertUTF8ToJavaString(env, url);
 
   const std::string data_uri_prefix("data:");
   if (base::StartsWith(url, data_uri_prefix, base::CompareCase::SENSITIVE)) {
@@ -214,10 +222,27 @@ void MediaPlayerBridge::SetDataSource(const std::string& url) {
     return;
   }
 
-    ScopedJavaLocalRef<jstring> j_cookies = ConvertUTF8ToJavaString(
-        env, cookies_);
-    ScopedJavaLocalRef<jstring> j_user_agent = ConvertUTF8ToJavaString(
-        env, user_agent_);
+  // Cookies may not have been retrieved yet, delay prepare until they are
+  // retrieved.
+  if (pending_retrieve_cookies_) {
+    should_prepare_on_retrieved_cookies_ = true;
+    return;
+  }
+  SetDataSourceInternal();
+}
+
+void MediaPlayerBridge::SetDataSourceInternal() {
+  DCHECK(!pending_retrieve_cookies_);
+
+  JNIEnv* env = base::android::AttachCurrentThread();
+  CHECK(env);
+
+  ScopedJavaLocalRef<jstring> j_cookies =
+      ConvertUTF8ToJavaString(env, cookies_);
+  ScopedJavaLocalRef<jstring> j_user_agent =
+      ConvertUTF8ToJavaString(env, user_agent_);
+  ScopedJavaLocalRef<jstring> j_url_string =
+      ConvertUTF8ToJavaString(env, url_.spec());
 
   if (!Java_MediaPlayerBridge_setDataSource(env, j_media_player_bridge_,
                                             j_url_string, j_cookies,
@@ -225,7 +250,6 @@ void MediaPlayerBridge::SetDataSource(const std::string& url) {
     OnMediaError(MEDIA_ERROR_FORMAT);
     return;
   }
-  }
 
   if (!Java_MediaPlayerBridge_prepareAsync(env, j_media_player_bridge_))
     OnMediaError(MEDIA_ERROR_FORMAT);
@@ -267,9 +291,15 @@ void MediaPlayerBridge::OnDidSetDataUriDataSource(
 
 void MediaPlayerBridge::OnCookiesRetrieved(const std::string& cookies) {
   cookies_ = cookies;
+  pending_retrieve_cookies_ = false;
   client_->GetMediaResourceGetter()->GetAuthCredentials(
       url_, base::BindOnce(&MediaPlayerBridge::OnAuthCredentialsRetrieved,
                            weak_factory_.GetWeakPtr()));
+
+  if (should_prepare_on_retrieved_cookies_) {
+    SetDataSourceInternal();
+    should_prepare_on_retrieved_cookies_ = false;
+  }
 }
 
 void MediaPlayerBridge::OnAuthCredentialsRetrieved(

media/base/android/media_player_bridge.h

@@ -153,6 +153,7 @@ class MEDIA_EXPORT MediaPlayerBridge {
 
   // Set the data source for the media player.
   void SetDataSource(const std::string& url);
+  void SetDataSourceInternal();
 
   // Functions that implements media player control.
   void StartInternal();
@@ -220,6 +221,12 @@ class MEDIA_EXPORT MediaPlayerBridge {
   // Used to check for cookie content settings.
   url::Origin top_frame_origin_;
 
+  // Waiting to retrieve cookies for |url_|.
+  bool pending_retrieve_cookies_;
+
+  // Whether to prepare after cookies retrieved.
+  bool should_prepare_on_retrieved_cookies_;
+
   // User agent string to be used for media player.
   const std::string user_agent_;