Move Infobars core files to the Infobars component

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

Index: chrome/browser/ui/cocoa/infobars/infobar_utilities.mm
diff --git a/chrome/browser/ui/cocoa/infobars/infobar_utilities.mm b/chrome/browser/ui/cocoa/infobars/infobar_utilities.mm
index 6a9d1bc4bfeb0cde225a558f0f0d0648df697c23..aeec57440d81c4e280461d7a86e1f1d6f2c93968 100644
--- a/chrome/browser/ui/cocoa/infobars/infobar_utilities.mm
+++ b/chrome/browser/ui/cocoa/infobars/infobar_utilities.mm
@@ -5,10 +5,10 @@
 #import "chrome/browser/ui/cocoa/infobars/infobar_utilities.h"
 
 #include "base/mac/scoped_nsobject.h"
-#import "chrome/browser/infobars/infobar.h"
 #import "chrome/browser/ui/cocoa/infobars/infobar_container_controller.h"
 #import "chrome/browser/ui/cocoa/infobars/infobar_gradient_view.h"
 #import "chrome/browser/ui/cocoa/nsview_additions.h"
+#import "components/infobars/core/infobar.h"
 
 @interface InfobarLabelTextField : NSTextField
 @end
@@ -66,7 +66,7 @@ void VerticallyCenterView(NSView* toMove) {
   // rather than in the total height (which includes the bulge).
   CGFloat superHeight = NSHeight(superViewFrame);
   if ([[toMove superview] isKindOfClass:[InfoBarGradientView class]])
-    superHeight = InfoBar::kDefaultBarTargetHeight;
+    superHeight = infobars::InfoBar::kDefaultBarTargetHeight;
   viewFrame.origin.y =
       floor((superHeight - NSHeight(viewFrame)) / 2.0);
   [toMove setFrame:viewFrame];