Begin to enable extension APIs in Extension Service Worker.

extensions/renderer/script_context.cc

Index: extensions/renderer/script_context.cc
diff --git a/extensions/renderer/script_context.cc b/extensions/renderer/script_context.cc
index 6a5b631179035859e3b0e53ea7a4cbaef968cac0..28407ab1012315a0f9fa71990675da2ddd344107 100644
--- a/extensions/renderer/script_context.cc
+++ b/extensions/renderer/script_context.cc
@@ -255,8 +255,13 @@ std::string ScriptContext::GetEffectiveContextTypeDescription() const {
 
 bool ScriptContext::IsAnyFeatureAvailableToContext(const Feature& api) {
   DCHECK(thread_checker_.CalledOnValidThread());
+  // TODO(lazyboy): Decide what we should do for SERVICE_WORKER_CONTEXT.
+  GURL url = url_;

[Devlin, 2016/04/13 19:46:32]

ternary?

[lazyboy, 2016/04/14 02:07:53]

Done.

+  if (context_type() != Feature::SERVICE_WORKER_CONTEXT)
+    url = GetDataSourceURLForFrame(web_frame());
+
   return ExtensionAPI::GetSharedInstance()->IsAnyFeatureAvailableToContext(
-      api, extension(), context_type(), GetDataSourceURLForFrame(web_frame()));
+      api, extension(), context_type(), url);
 }
 
 // static