Add DownloadControllerAndroid public interface for android.

chrome/browser/component/web_contents_delegate_android/web_contents_delegate_android.h

 // Copyright (c) 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.
 
 #ifndef CHROME_BROWSER_COMPONENT_WEB_CONTENTS_DELEGATE_ANDROID_WEB_CONTENTS_DELEGATE_ANDROID_H_
 #define CHROME_BROWSER_COMPONENT_WEB_CONTENTS_DELEGATE_ANDROID_WEB_CONTENTS_DELEGATE_ANDROID_H_
 
 #include "base/android/jni_helper.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/public/browser/native_web_keyboard_event.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/javascript_message_type.h"
 #include "content/public/common/referrer.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/net_errors.h"
 
 namespace content {
-class DownloadItem;
 class JavaScriptDialogCreator;
 class RenderViewHost;
 class WebContents;
 class WebContentsObserver;
 struct NativeWebKeyboardEvent;
 }
 
 namespace web_contents_delegate_android {
 
 enum WebContentsDelegateLogLevel {
@@ skipping 55 matching lines @@
                                    int32 level,
                                    const string16& message,
                                    int32 line_no,
                                    const string16& source_id) OVERRIDE;
   // TODO(merge): WARNING! method no longer available on the base class.
   // See http://crbug.com/149477
   virtual void URLStarredChanged(content::WebContents* source, bool starred);
   virtual void UpdateTargetURL(content::WebContents* source,
                                int32 page_id,
                                const GURL& url) OVERRIDE;
-  virtual bool CanDownload(content::RenderViewHost* source,
-                           int request_id,
-                           const std::string& request_method) OVERRIDE;
-  virtual void OnStartDownload(content::WebContents* source,
-                               content::DownloadItem* download) OVERRIDE;
   virtual bool ShouldOverrideLoading(const GURL& url) OVERRIDE;
   virtual void HandleKeyboardEvent(
       content::WebContents* source,
       const content::NativeWebKeyboardEvent& event) OVERRIDE;
   virtual bool TakeFocus(content::WebContents* source, bool reverse) OVERRIDE;
 
  protected:
   base::android::ScopedJavaLocalRef<jobject> GetJavaDelegate(JNIEnv* env) const;
 
  private:
   // We depend on the java side user of WebContentDelegateAndroid to hold a
   // strong reference to that object as long as they want to receive callbacks
   // on it. Using a weak ref here allows it to be correctly GCed.
   JavaObjectWeakGlobalRef weak_java_delegate_;
 };
 
 bool RegisterWebContentsDelegateAndroid(JNIEnv* env);
 
 }  // namespace web_contents_delegate_android
 
 #endif  // CHROME_BROWSER_COMPONENT_WEB_CONTENTS_DELEGATE_ANDROID_WEB_CONTENTS_DELEGATE_ANDROID_H_