[Android WebView] Add an API to control favicon loading.

android_webview/native/aw_contents.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 "android_webview/native/aw_contents.h"
 
 #include <limits>
 
 #include "android_webview/browser/aw_browser_context.h"
 #include "android_webview/browser/aw_browser_main_parts.h"
@@ skipping 73 matching lines @@
   // AwContents.onPrepareDrawGL; this cast must match the code there.
   reinterpret_cast<android_webview::BrowserViewRenderer*>(view_context)->DrawGL(
       draw_info);
 }
 }
 
 namespace android_webview {
 
 namespace {
 
+bool g_should_download_favicons = false;
+
 JavaBrowserViewRendererHelper* java_renderer_helper() {
   return JavaBrowserViewRendererHelper::GetInstance();
 }
 
 const void* kAwContentsUserDataKey = &kAwContentsUserDataKey;
 
 class AwContentsUserData : public base::SupportsUserData::Data {
  public:
   AwContentsUserData(AwContents* ptr) : contents_(ptr) {}
 
@@ skipping 442 matching lines @@
                                       bool finished) {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
   if (obj.is_null())
     return;
 
   Java_AwContents_onFindResultReceived(
       env, obj.obj(), active_ordinal, match_count, finished);
 }
 
+bool AwContents::ShouldDownloadFavicon(const GURL& icon_url) {
+  return g_should_download_favicons;
+}
+
 void AwContents::OnReceivedIcon(const GURL& icon_url, const SkBitmap& bitmap) {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
   if (obj.is_null())
     return;
 
   content::NavigationEntry* entry =
       web_contents_->GetController().GetActiveEntry();
 
   if (entry) {
@@ skipping 329 matching lines @@
 void AwContents::SetJsOnlineProperty(JNIEnv* env,
                                      jobject obj,
                                      jboolean network_up) {
   render_view_host_ext_->SetJsOnlineProperty(network_up);
 }
 
 void AwContents::TrimMemory(JNIEnv* env, jobject obj, jint level) {
   browser_view_renderer_->TrimMemory(level);
 }
 
+void SetShouldDownloadFavicons(JNIEnv* env, jclass jclazz) {
+  g_should_download_favicons = true;
+}
+
 }  // namespace android_webview