[Sensors] Fix error type and message used

third_party/WebKit/Source/modules/sensor/SensorProxy.cpp

 // Copyright 2016 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 "modules/sensor/SensorProxy.h"
 
 #include "core/dom/Document.h"
 #include "core/frame/LocalFrame.h"
 #include "modules/sensor/SensorProviderProxy.h"
 #include "modules/sensor/SensorReadingUpdater.h"
@@ skipping 144 matching lines @@
   if (!isInitialized())
     return;
 
   if (page()->visibilityState() != PageVisibilityStateVisible) {
     suspend();
   } else {
     resume();
   }
 }
 
-void SensorProxy::handleSensorError(ExceptionCode code,
-                                    String sanitizedMessage,
-                                    String unsanitizedMessage) {
+void SensorProxy::handleSensorError() {
   m_state = Uninitialized;
   m_frequenciesUsed.clear();
   m_reading = device::SensorReading();
 
   // The m_sensor.reset() will release all callbacks and its bound parameters,
   // therefore, handleSensorError accepts messages by value.
   m_sensor.reset();
   m_sharedBuffer.reset();
   m_sharedBufferHandle.reset();
   m_defaultConfig.reset();
   m_clientBinding.Close();
 
-  for (Observer* observer : m_observers)
-    observer->onSensorError(code, sanitizedMessage, unsanitizedMessage);
+  for (Observer* observer : m_observers) {
+    observer->onSensorError(NotReadableError, "Could not connect to a sensor",
+                            String());
+  }
 }
 
 void SensorProxy::onSensorCreated(SensorInitParamsPtr params,
                                   SensorClientRequest clientRequest) {
   DCHECK_EQ(Initializing, m_state);
   if (!params) {
-    handleSensorError(NotReadableError,
-                      "Sensor is not present on the platform.");
+    handleSensorError();
     return;
   }
   const size_t kReadBufferSize = sizeof(ReadingBuffer);
 
   DCHECK_EQ(0u, params->buffer_offset % kReadBufferSize);
 
   m_mode = params->mode;
   m_defaultConfig = std::move(params->default_configuration);
   if (!m_defaultConfig) {
     handleSensorError();
@@ skipping 10 matching lines @@
 
   if (!m_sharedBuffer) {
     handleSensorError();
     return;
   }
 
   m_maximumFrequency = params->maximum_frequency;
   DCHECK(m_maximumFrequency <= SensorConfiguration::kMaxAllowedFrequency);
 
   auto errorCallback =
-      WTF::bind(&SensorProxy::handleSensorError, wrapWeakPersistent(this),
-                UnknownError, String("Internal error"), String());
+      WTF::bind(&SensorProxy::handleSensorError, wrapWeakPersistent(this));
   m_sensor.set_connection_error_handler(
       convertToBaseCallback(std::move(errorCallback)));
 
   m_readingUpdater = SensorReadingUpdater::create(this, m_mode);
 
   m_state = Initialized;
 
   for (Observer* observer : m_observers)
     observer->onSensorInitialized();
 }
@@ skipping 33 matching lines @@
   const device::OneWriterSeqLock& seqlock = buffer->seqlock.value();
   auto version = seqlock.ReadBegin();
   auto readingData = buffer->reading;
   if (seqlock.ReadRetry(version))
     return false;
   result = readingData;
   return true;
 }
 
 }  // namespace blink