Makes match preview send the dimensions of the omnibox to the page.

chrome/browser/tab_contents/match_preview.h

Index: chrome/browser/tab_contents/match_preview.h
diff --git a/chrome/browser/tab_contents/match_preview.h b/chrome/browser/tab_contents/match_preview.h
index f699f89af93829f43e54aca82cb212abb6b19994..25bb8b7199da165cf1781be102337aed8add66f6 100644
--- a/chrome/browser/tab_contents/match_preview.h
+++ b/chrome/browser/tab_contents/match_preview.h
@@ -12,6 +12,7 @@
 #include "base/timer.h"
 #include "chrome/browser/search_engines/template_url_id.h"
 #include "chrome/common/page_transition_types.h"
+#include "gfx/rect.h"
 #include "googleurl/src/gurl.h"
 
 struct AutocompleteMatch;
@@ -43,6 +44,11 @@ class MatchPreview {
               const string16& user_text,
               string16* suggested_text);
 
+  // Sets the bounds of the omnibox (in screen coordinates). The bounds are
+  // remembered until the preview is committed or destroyed. This is only used
+  // when showing results for a search provider that supports instant.
+  void SetOmniboxBounds(const gfx::Rect& bounds);
+
   // Destroys the preview TabContents. Does nothing if the preview TabContents
   // has not been created.
   void DestroyPreviewContents();
@@ -85,6 +91,17 @@ class MatchPreview {
   // Invoked once the page has finished loading and the script has been sent.
   void PageFinishedLoading();
 
+  // Returns the bounds of the omnibox in terms of the preview tab contents.
+  gfx::Rect GetOmniboxBoundsInTermsOfPreview();
+
+  // Are we waiting for the preview page to finish loading?
+  bool is_waiting_for_load() const {
+    return frame_load_observer_.get() != NULL;
+  }
+
+  // Are we showing instant results?
+  bool is_showing_instant() const { return template_url_id_ != 0; }
+
   MatchPreviewDelegate* delegate_;
 
   // The TabContents last passed to |Update|.
@@ -114,6 +131,9 @@ class MatchPreview {
   // the results. A value of 0 means there is no TemplateURL.
   TemplateURLID template_url_id_;
 
+  // See description above setter.
+  gfx::Rect omnibox_bounds_;
+
   scoped_ptr<FrameLoadObserver> frame_load_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(MatchPreview);