Provide TaskRunner to ContextCacheController

services/ui/public/cpp/context_provider.cc

Index: services/ui/public/cpp/context_provider.cc
diff --git a/services/ui/public/cpp/context_provider.cc b/services/ui/public/cpp/context_provider.cc
index 55b16d2574fa3a49f4bfb2626b22f2d463968773..b1826925bde0bd696da11255c40ae73ee81ebedc 100644
--- a/services/ui/public/cpp/context_provider.cc
+++ b/services/ui/public/cpp/context_provider.cc
@@ -18,10 +18,11 @@ ContextProvider::ContextProvider(
     : gpu_channel_host_(std::move(gpu_channel_host)) {}
 
 bool ContextProvider::BindToCurrentThread() {
-  context_ = GLES2Context::CreateOffscreenContext(gpu_channel_host_);
+  context_ = GLES2Context::CreateOffscreenContext(
+      gpu_channel_host_, base::ThreadTaskRunnerHandle::Get());
   if (context_) {
-    cache_controller_.reset(
-        new cc::ContextCacheController(context_->context_support()));
+    cache_controller_.reset(new cc::ContextCacheController(
+        context_->context_support(), base::ThreadTaskRunnerHandle::Get()));
   }
   return !!context_;
 }