cc: Implement shared worker contexts. (v1)

content/browser/android/in_process/context_provider_in_process.cc

Index: content/browser/android/in_process/context_provider_in_process.cc
diff --git a/content/browser/android/in_process/context_provider_in_process.cc b/content/browser/android/in_process/context_provider_in_process.cc
index 5fea00f2502b594bdd22517e2b25933d30095223..4f88915b562a6c591850b8805db4c581392cf537 100644
--- a/content/browser/android/in_process/context_provider_in_process.cc
+++ b/content/browser/android/in_process/context_provider_in_process.cc
@@ -58,8 +58,6 @@ ContextProviderInProcess::ContextProviderInProcess(
 }
 
 ContextProviderInProcess::~ContextProviderInProcess() {
-  DCHECK(main_thread_checker_.CalledOnValidThread() ||
-         context_thread_checker_.CalledOnValidThread());
 }
 
 blink::WebGraphicsContext3D* ContextProviderInProcess::WebContext3D() {
@@ -208,4 +206,9 @@ void ContextProviderInProcess::SetMemoryPolicyChangedCallback(
   // There's no memory manager for the in-process implementation.
 }
 
+bool ContextProviderInProcess::HasBeenDestroyed() {
+  DCHECK(context_thread_checker_.CalledOnValidThread());
+  return destroyed_;
+}
+
 }  // namespace content