Implement the Instant extended API startMargin, endMargin, and rtl properties and the onmarginchang…

chrome/renderer/resources/extensions/searchbox_api.js

Index: chrome/renderer/resources/extensions/searchbox_api.js
diff --git a/chrome/renderer/resources/extensions/searchbox_api.js b/chrome/renderer/resources/extensions/searchbox_api.js
index 72925b8ba1eb6dea7504b0b93043e76e3b8058fa..b037d4313ed6675587ba24c981b60d9e57e64f75 100644
--- a/chrome/renderer/resources/extensions/searchbox_api.js
+++ b/chrome/renderer/resources/extensions/searchbox_api.js
@@ -37,6 +37,9 @@ if (!chrome.searchBox) {
     native function GetY();
     native function GetWidth();
     native function GetHeight();
+    native function GetStartMargin();
+    native function GetEndMargin();
+    native function GetRightToLeft();
     native function GetAutocompleteResults();
     native function GetContext();
     native function GetDisplayInstantResults();
@@ -191,6 +194,9 @@ if (!chrome.searchBox) {
     this.__defineGetter__('y', GetY);
     this.__defineGetter__('width', GetWidth);
     this.__defineGetter__('height', GetHeight);
+    this.__defineGetter__('startMargin', GetStartMargin);
+    this.__defineGetter__('endMargin', GetEndMargin);
+    this.__defineGetter__('rtl', GetRightToLeft);
     this.__defineGetter__('nativeSuggestions', GetAutocompleteResultsWrapper);
     this.__defineGetter__('isKeyCaptureEnabled', IsKeyCaptureEnabled);
     this.__defineGetter__('context', GetContext);
@@ -237,5 +243,6 @@ if (!chrome.searchBox) {
     this.onkeypress = null;
     this.onkeycapturechange = null;
     this.oncontextchange = null;
+    this.onmarginchange = null;
   };
 }