aw: Fix lost invalidate while playing video

android_webview/native/aw_contents.cc

Index: android_webview/native/aw_contents.cc
diff --git a/android_webview/native/aw_contents.cc b/android_webview/native/aw_contents.cc
index 2cfdcd580b0d7697a3de6a1a5b6ee7a4f17a4702..09985c9dc35ce5c27b855790aeda5fa7995783f3 100644
--- a/android_webview/native/aw_contents.cc
+++ b/android_webview/native/aw_contents.cc
@@ -151,9 +151,7 @@ AwContents* AwContents::FromID(int render_process_id, int render_view_id) {
 }
 
 AwContents::AwContents(scoped_ptr<WebContents> web_contents)
-    : weak_factory_on_ui_thread_(this),
-      ui_thread_weak_ptr_(weak_factory_on_ui_thread_.GetWeakPtr()),
-      web_contents_(web_contents.Pass()),
+    : web_contents_(web_contents.Pass()),
       shared_renderer_state_(
           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
           this),
@@ -349,17 +347,10 @@ void AwContents::DrawGL(AwDrawGLInfo* draw_info) {
                                  state_restore.framebuffer_binding_ext(),
                                  draw_info,
                                  &result)) {
-    content::BrowserThread::PostTask(
-        content::BrowserThread::UI,
-        FROM_HERE,
-        base::Bind(&AwContents::DidDrawGL, ui_thread_weak_ptr_, result));
+    browser_view_renderer_.DidDrawGL(result);
   }
 }
 
-void AwContents::DidDrawGL(const DrawGLResult& result) {
-  browser_view_renderer_.DidDrawGL(result);
-}
-
 namespace {
 void DocumentHasImagesCallback(const ScopedJavaGlobalRef<jobject>& message,
                                bool has_images) {