jni: Pass method parameters as JavaParamRef in content.

content/browser/device_sensors/sensor_manager_android.h

 // Copyright 2014 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 CONTENT_BROWSER_DEVICE_SENSORS_SENSOR_MANAGER_ANDROID_H_
 #define CONTENT_BROWSER_DEVICE_SENSORS_SENSOR_MANAGER_ANDROID_H_
 
 #include "base/android/scoped_java_ref.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
@@ skipping 17 matching lines @@
 // memory buffer, which is read by the renderer processes.
 class CONTENT_EXPORT SensorManagerAndroid {
  public:
   // Must be called at startup, before GetInstance().
   static bool Register(JNIEnv* env);
 
   // Needs to be thread-safe, because accessed from different threads.
   static SensorManagerAndroid* GetInstance();
 
   // Called from Java via JNI.
-  void GotLight(JNIEnv*, jobject, double value);
-  void GotOrientation(JNIEnv*, jobject,
-                      double alpha, double beta, double gamma);
-  void GotOrientationAbsolute(JNIEnv*, jobject,
-                      double alpha, double beta, double gamma);
-  void GotAcceleration(JNIEnv*, jobject,
-                       double x, double y, double z);
-  void GotAccelerationIncludingGravity(JNIEnv*, jobject,
-                                       double x, double y, double z);
-  void GotRotationRate(JNIEnv*, jobject,
-                       double alpha, double beta, double gamma);
+  void GotLight(JNIEnv*,
+                const base::android::JavaParamRef<jobject>&,
+                double value);
+  void GotOrientation(JNIEnv*,
+                      const base::android::JavaParamRef<jobject>&,
+                      double alpha,
+                      double beta,
+                      double gamma);
+  void GotOrientationAbsolute(JNIEnv*,
+                              const base::android::JavaParamRef<jobject>&,
+                              double alpha,
+                              double beta,
+                              double gamma);
+  void GotAcceleration(JNIEnv*,
+                       const base::android::JavaParamRef<jobject>&,
+                       double x,
+                       double y,
+                       double z);
+  void GotAccelerationIncludingGravity(
+      JNIEnv*,
+      const base::android::JavaParamRef<jobject>&,
+      double x,
+      double y,
+      double z);
+  void GotRotationRate(JNIEnv*,
+                       const base::android::JavaParamRef<jobject>&,
+                       double alpha,
+                       double beta,
+                       double gamma);
 
   // Shared memory related methods.
   void StartFetchingDeviceLightData(DeviceLightHardwareBuffer* buffer);
   void StopFetchingDeviceLightData();
 
   void StartFetchingDeviceMotionData(DeviceMotionHardwareBuffer* buffer);
   void StopFetchingDeviceMotionData();
 
   void StartFetchingDeviceOrientationData(
       DeviceOrientationHardwareBuffer* buffer);
@@ skipping 82 matching lines @@
   base::Lock orientation_absolute_buffer_lock_;
 
   bool is_shutdown_;
 
   DISALLOW_COPY_AND_ASSIGN(SensorManagerAndroid);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DEVICE_SENSORS_SENSOR_MANAGER_ANDROID_H_