Navigation transitions (web to native app): Hide/Show transition elements (Chrome side)

content/browser/web_contents/web_contents_android.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/web_contents/web_contents_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/command_line.h"
 #include "base/json/json_writer.h"
@@ skipping 165 matching lines @@
 }
 
 void WebContentsAndroid::BeginExitTransition(JNIEnv* env,
                                              jobject jobj,
                                              jstring css_selector) {
   web_contents_->GetMainFrame()->Send(new FrameMsg_BeginExitTransition(
       web_contents_->GetMainFrame()->GetRoutingID(),
       ConvertJavaStringToUTF8(env, css_selector)));
 }
 
+void WebContentsAndroid::HideTransitionElements(JNIEnv* env,
+                                                jobject jobj,
+                                                jstring css_selector) {
+  web_contents_->GetMainFrame()->Send(
+      new FrameMsg_HideTransitionElements(
+          web_contents_->GetMainFrame()->GetRoutingID(),
+          ConvertJavaStringToUTF8(env, css_selector)));
+}
+
+void WebContentsAndroid::ShowTransitionElements(JNIEnv* env,
+                                                jobject jobj,
+                                                jstring css_selector) {
+  web_contents_->GetMainFrame()->Send(
+      new FrameMsg_ShowTransitionElements(
+          web_contents_->GetMainFrame()->GetRoutingID(),
+          ConvertJavaStringToUTF8(env, css_selector)));
+}
+
+
 void WebContentsAndroid::ClearNavigationTransitionData(JNIEnv* env,
                                                        jobject jobj) {
   static_cast<WebContentsImpl*>(web_contents_)->ClearNavigationTransitionData();
 }
 
 void WebContentsAndroid::OnHide(JNIEnv* env, jobject obj) {
   web_contents_->WasHidden();
 }
 
 void WebContentsAndroid::OnShow(JNIEnv* env, jobject obj) {
@@ skipping 194 matching lines @@
   ViewMsg_PostMessage_Params params;
   params.source_origin = ConvertJavaStringToUTF16(env, source_origin);
   params.target_origin = ConvertJavaStringToUTF16(env, target_origin);
   params.data = ConvertJavaStringToUTF16(env, message);
   params.is_data_raw_string = true;
   params.source_routing_id = MSG_ROUTING_NONE;
   host->Send(new ViewMsg_PostMessageEvent(host->GetRoutingID(), params));
 }
 
 }  // namespace content