Change the SearchBox API from using the start/end margins of the location bar to using the start ma…

chrome/browser/ui/browser_instant_controller.cc

Index: chrome/browser/ui/browser_instant_controller.cc
diff --git a/chrome/browser/ui/browser_instant_controller.cc b/chrome/browser/ui/browser_instant_controller.cc
index 4cdc6d43f3b1187fdb4951010b9f1c4cf0e258e3..d0c4f729e9e64096d7f1fd266089ab7d18b52636 100644
--- a/chrome/browser/ui/browser_instant_controller.cc
+++ b/chrome/browser/ui/browser_instant_controller.cc
@@ -239,8 +239,8 @@ void BrowserInstantController::OpenURLInCurrentTab(
                                            false));
 }
 
-void BrowserInstantController::SetMarginSize(int start, int end) {
-  instant_.SetMarginSize(start, end);
+void BrowserInstantController::SetStartMarginAndWidth(int margin, int width) {
+  instant_.SetStartMarginAndWidth(margin, width);
 }
 
 void BrowserInstantController::ResetInstant() {