Tweaks to copy/paste of omnibox on windows:

chrome/browser/autocomplete/autocomplete_edit.h

Index: chrome/browser/autocomplete/autocomplete_edit.h
diff --git a/chrome/browser/autocomplete/autocomplete_edit.h b/chrome/browser/autocomplete/autocomplete_edit.h
index 9f4e9730761a8933535f705d3be913be53e65602..66d6b98aba434c05b7482918d4b597d13e2c2276 100644
--- a/chrome/browser/autocomplete/autocomplete_edit.h
+++ b/chrome/browser/autocomplete/autocomplete_edit.h
@@ -147,6 +147,17 @@ class AutocompleteEditModel : public NotificationObserver {
   // copy.
   bool GetURLForText(const std::wstring& text, GURL* url) const;
 
+  // Invoked to adjust the text before writting to the clipboard for a copy
+  // (e.g. by adding 'http' to the front). |sel_start| gives the start of the
+  // selection. |text| is the currently selected text. If |is_all_selected| is
+  // true all the text in the edit is selected. If the url should be copied to
+  // the clipboard |write_url| is set to true and |url| set to the url to write.
+  void AdjustTextForCopy(int sel_start,
+                         bool is_all_selected,
+                         std::wstring* text,
+                         GURL* url,
+                         bool* write_url);
+
   bool user_input_in_progress() const { return user_input_in_progress_; }
 
   // Sets the state of user_input_in_progress_, and notifies the observer if