Remove a variety of no-longer-used query params.

components/search_engines/testing_search_terms_data.h

Index: components/search_engines/testing_search_terms_data.h
diff --git a/components/search_engines/testing_search_terms_data.h b/components/search_engines/testing_search_terms_data.h
index b03c71b68665b1a9b549066796c9f85f0ea93bd7..083d0253fdb1b67e9bbb09839b6c550d517d3979 100644
--- a/components/search_engines/testing_search_terms_data.h
+++ b/components/search_engines/testing_search_terms_data.h
@@ -17,8 +17,6 @@ class TestingSearchTermsData : public SearchTermsData {
   base::string16 GetRlzParameterValue(bool from_app_list) const override;
   std::string GetSearchClient() const override;
   std::string GoogleImageSearchSource() const override;
-  bool IsShowingSearchTermsOnSearchResultsPages() const override;
-  int OmniboxStartMargin() const override;
 
   void set_google_base_url(const std::string& google_base_url) {
     google_base_url_ = google_base_url;
@@ -26,18 +24,10 @@ class TestingSearchTermsData : public SearchTermsData {
   void set_search_client(const std::string& search_client) {
     search_client_ = search_client;
   }
-  void set_is_showing_search_terms_on_search_results_pages(bool value) {
-    is_showing_search_terms_on_search_results_pages_ = value;
-  }
-  void set_omnibox_start_margin(int omnibox_start_margin) {
-    omnibox_start_margin_ = omnibox_start_margin;
-  }
 
  private:
   std::string google_base_url_;
   std::string search_client_;
-  bool is_showing_search_terms_on_search_results_pages_;
-  int omnibox_start_margin_;
 
   DISALLOW_COPY_AND_ASSIGN(TestingSearchTermsData);
 };