Move ProfileKeyedAPI implementations to take BrowserContext in the constructor (part 3).

chrome/browser/extensions/api/serial/serial_event_dispatcher.cc

Index: chrome/browser/extensions/api/serial/serial_event_dispatcher.cc
diff --git a/chrome/browser/extensions/api/serial/serial_event_dispatcher.cc b/chrome/browser/extensions/api/serial/serial_event_dispatcher.cc
index 54495d12461559480463ceb3d3838e45fa38719c..91dae3df3de2cf90fcf0a34006e05888694438a2 100644
--- a/chrome/browser/extensions/api/serial/serial_event_dispatcher.cc
+++ b/chrome/browser/extensions/api/serial/serial_event_dispatcher.cc
@@ -35,15 +35,16 @@ ProfileKeyedAPIFactory<SerialEventDispatcher>*
 }
 
 // static
-SerialEventDispatcher* SerialEventDispatcher::Get(Profile* profile) {
-  return ProfileKeyedAPIFactory<SerialEventDispatcher>::GetForProfile(profile);
+SerialEventDispatcher* SerialEventDispatcher::Get(
+    content::BrowserContext* context) {
+  return ProfileKeyedAPIFactory<SerialEventDispatcher>::GetForProfile(context);
 }
 
-SerialEventDispatcher::SerialEventDispatcher(Profile* profile)
+SerialEventDispatcher::SerialEventDispatcher(content::BrowserContext* context)
     : thread_id_(SerialConnection::kThreadId),
-      profile_(profile) {
+      profile_(Profile::FromBrowserContext(context)) {
   ApiResourceManager<SerialConnection>* manager =
-      ApiResourceManager<SerialConnection>::Get(profile);
+      ApiResourceManager<SerialConnection>::Get(profile_);
   DCHECK(manager) << "No serial connection manager.";
   connections_ = manager->data_;
 }