[Sensors] Allow Sensor API only on secure top-level browsing contexts and add frequency checks

device/generic_sensor/public/cpp/platform_sensor_configuration.h

Index: device/generic_sensor/public/cpp/platform_sensor_configuration.h
diff --git a/device/generic_sensor/public/cpp/platform_sensor_configuration.h b/device/generic_sensor/public/cpp/platform_sensor_configuration.h
index b8fe00057678e7b1d996faa62a1e5bc8c7be111e..0e08e452b6fe8e4060d0c57726dff68325c28d61 100644
--- a/device/generic_sensor/public/cpp/platform_sensor_configuration.h
+++ b/device/generic_sensor/public/cpp/platform_sensor_configuration.h
@@ -22,15 +22,9 @@ class PlatformSensorConfiguration {
   // used to compare two configurations.
   virtual bool operator>(const PlatformSensorConfiguration& other) const;
 
-  void set_frequency(double frequency) {
-    DCHECK(frequency_ <= kMaxAllowedFrequency && frequency_ > 0.0);
-    frequency_ = frequency;
-  }
-
+  void set_frequency(double frequency);
   double frequency() const { return frequency_; }
 
-  static constexpr double kMaxAllowedFrequency = 60.0;
-
  private:
   double frequency_ = 1.0;  // 1 Hz by default.
 };