Move Infobars core files to the Infobars component

chrome/browser/ui/cocoa/infobars/infobar_container_cocoa.mm

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "chrome/browser/ui/cocoa/infobars/infobar_container_cocoa.h"
 
 #import "chrome/browser/ui/cocoa/infobars/infobar_cocoa.h"
 #import "chrome/browser/ui/cocoa/infobars/infobar_container_controller.h"
 
 InfoBarContainerCocoa::InfoBarContainerCocoa(
     InfoBarContainerController* controller)
-    : InfoBarContainer(this),
+    : infobars::InfoBarContainer(this),
       controller_(controller) {
 }
 
 InfoBarContainerCocoa::~InfoBarContainerCocoa() {
   RemoveAllInfoBarsForDestruction();
 }
 
-void InfoBarContainerCocoa::PlatformSpecificAddInfoBar(InfoBar* infobar,
-                                                       size_t position) {
+void InfoBarContainerCocoa::PlatformSpecificAddInfoBar(
+    infobars::InfoBar* infobar,
+    size_t position) {
   InfoBarCocoa* infobar_cocoa = static_cast<InfoBarCocoa*>(infobar);
   [controller_ addInfoBar:infobar_cocoa position:position];
 }
 
-void InfoBarContainerCocoa::PlatformSpecificRemoveInfoBar(InfoBar* infobar) {
+void InfoBarContainerCocoa::PlatformSpecificRemoveInfoBar(
+    infobars::InfoBar* infobar) {
   InfoBarCocoa* infobar_cocoa = static_cast<InfoBarCocoa*>(infobar);
   [controller_ removeInfoBar:infobar_cocoa];
 }
 
 SkColor InfoBarContainerCocoa::GetInfoBarSeparatorColor() const {
   return SK_ColorBLACK;
 }
 
 void InfoBarContainerCocoa::InfoBarContainerStateChanged(bool is_animating) {
   [controller_ positionInfoBarsAndRedraw:is_animating];
 }
 
 bool InfoBarContainerCocoa::DrawInfoBarArrows(int* x) const {
   if (x)
     *x = [controller_ infobarArrowX];
   return ![controller_ shouldSuppressTopInfoBarTip];
 }