[Contextual Search] Add Mojo-enabled API component.

chrome/browser/android/contextualsearch/contextual_search_manager.h

Index: chrome/browser/android/contextualsearch/contextual_search_manager.h
diff --git a/chrome/browser/android/contextualsearch/contextual_search_manager.h b/chrome/browser/android/contextualsearch/contextual_search_manager.h
index 08a2e3df493f79e8c4ef41dc44528474734c8492..29fac0af4f085e86fe72c609548cc3839c2f0444 100644
--- a/chrome/browser/android/contextualsearch/contextual_search_manager.h
+++ b/chrome/browser/android/contextualsearch/contextual_search_manager.h
@@ -46,6 +46,19 @@ class ContextualSearchManager {
                              jobject j_base_content_view_core,
                              jboolean j_may_send_base_page_url);
 
+  // Enables the Contextual Search API for the given CVC, by adding this
+  // view to the list of renderers that can inject our API.
+  void AddViewForContextualSearchApi(JNIEnv* env,
+                                     jobject obj,
+                                     jobject j_overlay_content_view_core);
+
+  // Removes the given ID from the list of renderers that can inject our API.
+  // If the API was already enabled it stays enabled, but no new enabling
+  // will be done.
+  void RemoveViewForContextualSearchApi(JNIEnv* env,
+                                        jobject obj,
+                                        int render_process_host_id);
+
  private:
   // TODO(donnd): encapsulate these response parameters?
   void OnSearchTermResolutionResponse(bool is_invalid,