Add missing using statements for JNI types.

chrome/browser/android/tab_web_contents_delegate_android.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 "chrome/browser/android/tab_web_contents_delegate_android.h"
 
 #include <stddef.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
@@ skipping 32 matching lines @@
 #include "jni/TabWebContentsDelegateAndroid_jni.h"
 #include "third_party/WebKit/public/web/WebWindowFeatures.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/rect_f.h"
 
 #if defined(ENABLE_PLUGINS)
 #include "chrome/browser/pepper_broker_infobar_delegate.h"
 #endif
 
 using base::android::AttachCurrentThread;
+using base::android::JavaParamRef;
 using base::android::ScopedJavaLocalRef;
 using content::BluetoothChooser;
 using content::FileChooserParams;
 using content::WebContents;
 
 namespace {
 
 ScopedJavaLocalRef<jobject> CreateJavaRectF(
     JNIEnv* env,
     const gfx::RectF& rect) {
@@ skipping 413 matching lines @@
 jboolean IsCapturingVideo(JNIEnv* env,
                           const JavaParamRef<jclass>& clazz,
                           const JavaParamRef<jobject>& java_web_contents) {
   content::WebContents* web_contents =
       content::WebContents::FromJavaWebContents(java_web_contents);
   scoped_refptr<MediaStreamCaptureIndicator> indicator =
       MediaCaptureDevicesDispatcher::GetInstance()->
           GetMediaStreamCaptureIndicator();
   return indicator->IsCapturingVideo(web_contents);
 }