Navigation transitions: Block first response until after transitions have run.

content/browser/android/content_view_core_impl.cc

 // Copyright 2012 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/android/content_view_core_impl.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
@@ skipping 1560 matching lines @@
       static_cast<int>(x / dpi_scale()),
       static_cast<int>(y / dpi_scale()),
       static_cast<int>((width > 0 && width < dpi_scale()) ?
           1 : (int)(width / dpi_scale())),
       static_cast<int>((height > 0 && height < dpi_scale()) ?
           1 : (int)(height / dpi_scale())));
   GetWebContents()->Send(new ViewMsg_ExtractSmartClipData(
       GetWebContents()->GetRoutingID(), rect));
 }
 
+void ContentViewCoreImpl::ResumeResponseDeferredAtStart(JNIEnv* env,
+                                                        jobject obj) {
+  static_cast<WebContentsImpl*>(GetWebContents())->
+      ResumeResponseDeferredAtStart();
+}
+
 jint ContentViewCoreImpl::GetCurrentRenderProcessId(JNIEnv* env, jobject obj) {
   return GetRenderProcessIdFromRenderViewHost(
       web_contents_->GetRenderViewHost());
 }
 
+void ContentViewCoreImpl::DidDeferAfterResponseStarted() {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> obj(java_ref_.get(env));
+  if (obj.is_null())
+    return;
+  Java_ContentViewCore_didDeferAfterResponseStarted(env, obj.obj());
+}
+
+bool ContentViewCoreImpl::WillHandleDeferAfterResponseStarted() {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
+  if (obj.is_null())
+    return false;
+
+  return Java_ContentViewCore_willHandleDeferAfterResponseStarted(env,
+                                                                  obj.obj());
+}
+
 void ContentViewCoreImpl::OnSmartClipDataExtracted(
     const base::string16& result) {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
   if (obj.is_null())
     return;
   ScopedJavaLocalRef<jstring> jresult = ConvertUTF16ToJavaString(env, result);
   Java_ContentViewCore_onSmartClipDataExtracted(
       env, obj.obj(), jresult.obj());
 }
@@ skipping 19 matching lines @@
       reinterpret_cast<ui::WindowAndroid*>(window_android),
       retained_objects_set);
   return reinterpret_cast<intptr_t>(view);
 }
 
 bool RegisterContentViewCore(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content