Revert of Make lost context and error message callbacks on GpuControl go to client

android_webview/browser/aw_render_thread_context_provider.cc

Index: android_webview/browser/aw_render_thread_context_provider.cc
diff --git a/android_webview/browser/aw_render_thread_context_provider.cc b/android_webview/browser/aw_render_thread_context_provider.cc
index 18c7087096045758bb697c19b8a9763d8eed64c9..6a28b8259277c2e28178a907aeb28d49d46ebec1 100644
--- a/android_webview/browser/aw_render_thread_context_provider.cc
+++ b/android_webview/browser/aw_render_thread_context_provider.cc
@@ -56,7 +56,7 @@
       gfx::PreferDiscreteGpu, gpu::GLInProcessContextSharedMemoryLimits(),
       nullptr, nullptr));
 
-  context_->GetImplementation()->SetLostContextCallback(base::Bind(
+  context_->SetContextLostCallback(base::Bind(
       &AwRenderThreadContextProvider::OnLostContext, base::Unretained(this)));
 
   capabilities_.gpu = context_->GetImplementation()->capabilities();
@@ -145,7 +145,7 @@
   DCHECK(main_thread_checker_.CalledOnValidThread());
 
   if (!lost_context_callback_.is_null())
-    lost_context_callback_.Run();
+    base::ResetAndReturn(&lost_context_callback_).Run();
   if (gr_context_)
     gr_context_->abandonContext();
 }