arc-bridge: Introduce the ArcService class

components/arc/ime/arc_ime_ipc_host.cc

Index: components/arc/ime/arc_ime_ipc_host.cc
diff --git a/components/arc/ime/arc_ime_ipc_host.cc b/components/arc/ime/arc_ime_ipc_host.cc
index 93fcef43325261c16d63b3e6512c797810bdcb04..1db53dbd86d28080d44ea6d1e1247b156fc86a33 100644
--- a/components/arc/ime/arc_ime_ipc_host.cc
+++ b/components/arc/ime/arc_ime_ipc_host.cc
@@ -71,23 +71,23 @@ mojo::Array<arc::CompositionSegmentPtr> ConvertSegments(
 
 ArcImeIpcHost::ArcImeIpcHost(Delegate* delegate,
                              ArcBridgeService* bridge_service)
-    : binding_(this), delegate_(delegate), bridge_service_(bridge_service) {
-  bridge_service_->AddObserver(this);
+    : arc_bridge_service_(bridge_service), binding_(this), delegate_(delegate) {
+  arc_bridge_service_->AddObserver(this);
 }
 
 ArcImeIpcHost::~ArcImeIpcHost() {
-  bridge_service_->RemoveObserver(this);
+  arc_bridge_service_->RemoveObserver(this);
 }
 
 void ArcImeIpcHost::OnImeInstanceReady() {
   arc::ImeHostPtr host;
   binding_.Bind(mojo::GetProxy(&host));
-  bridge_service_->ime_instance()->Init(std::move(host));
+  arc_bridge_service_->ime_instance()->Init(std::move(host));
 }
 
 void ArcImeIpcHost::SendSetCompositionText(
     const ui::CompositionText& composition) {
-  ImeInstance* ime_instance = bridge_service_->ime_instance();
+  ImeInstance* ime_instance = arc_bridge_service_->ime_instance();
   if (!ime_instance) {
     LOG(ERROR) << "ArcImeInstance method called before being ready.";
     return;
@@ -98,7 +98,7 @@ void ArcImeIpcHost::SendSetCompositionText(
 }
 
 void ArcImeIpcHost::SendConfirmCompositionText() {
-  ImeInstance* ime_instance = bridge_service_->ime_instance();
+  ImeInstance* ime_instance = arc_bridge_service_->ime_instance();
   if (!ime_instance) {
     LOG(ERROR) << "ArcImeInstance method called before being ready.";
     return;
@@ -108,7 +108,7 @@ void ArcImeIpcHost::SendConfirmCompositionText() {
 }
 
 void ArcImeIpcHost::SendInsertText(const base::string16& text) {
-  ImeInstance* ime_instance = bridge_service_->ime_instance();
+  ImeInstance* ime_instance = arc_bridge_service_->ime_instance();
   if (!ime_instance) {
     LOG(ERROR) << "ArcImeInstance method called before being ready.";
     return;