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

chrome/browser/instant/instant_controller.h

Index: chrome/browser/instant/instant_controller.h
diff --git a/chrome/browser/instant/instant_controller.h b/chrome/browser/instant/instant_controller.h
index 7c9f11c834bf9191966b2bb3bd1ce88cf990caac..6e08215b4325763e1576e8e7517f39765f283008 100644
--- a/chrome/browser/instant/instant_controller.h
+++ b/chrome/browser/instant/instant_controller.h
@@ -91,7 +91,10 @@ class InstantController {
               const string16& full_text,
               bool verbatim);
 
-  // Sets the bounds of the omnibox dropdown, in screen coordinates.
+  // Sets the bounds of the omnibox popup, in screen coordinates.
+  void SetPopupBounds(const gfx::Rect& bounds);
+
+  // Sets the bounds of the omnibox itself, in screen coordinates.
   void SetOmniboxBounds(const gfx::Rect& bounds);
 
   // Send autocomplete results from |providers| to the preview page.
@@ -208,7 +211,7 @@ class InstantController {
   // the given |height|.
   void Show(InstantShownReason reason, int height, InstantSizeUnits units);
 
-  // Send the omnibox dropdown bounds to the page.
+  // Send the omnibox popup bounds to the page.
   void SendBoundsToPage();
 
   // If |template_url| is a valid TemplateURL for use with Instant, fills in
@@ -253,12 +256,15 @@ class InstantController {
   // True if the active tab in the current window is the NTP, false otherwise.
   bool active_tab_is_ntp_;
 
+  // Current omnibox popup bounds.
+  gfx::Rect popup_bounds_;
+
+  // Last popup bounds passed to the page.
+  gfx::Rect last_popup_bounds_;
+
   // Current omnibox bounds.
   gfx::Rect omnibox_bounds_;
 
-  // Last bounds passed to the page.
-  gfx::Rect last_omnibox_bounds_;
-
   // Timer used to update the bounds of the omnibox.
   base::OneShotTimer<InstantController> update_bounds_timer_;