Move Bluetooth.Web.FunctionCall.Count UMA from browser to WebKit

third_party/WebKit/Source/modules/bluetooth/Bluetooth.cpp

 // Copyright 2015 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/bluetooth/Bluetooth.h"
 
+#include <memory>
+#include <utility>
 #include "bindings/core/v8/CallbackPromiseAdapter.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/DOMException.h"
 #include "core/dom/Document.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/frame/LocalFrame.h"
 #include "modules/bluetooth/BluetoothDevice.h"
 #include "modules/bluetooth/BluetoothError.h"
+#include "modules/bluetooth/BluetoothMetrics.h"
 #include "modules/bluetooth/BluetoothRemoteGATTCharacteristic.h"
 #include "modules/bluetooth/BluetoothUUID.h"
 #include "modules/bluetooth/RequestDeviceOptions.h"
 #include "platform/UserGestureIndicator.h"
 #include "public/platform/InterfaceProvider.h"
 #include "public/platform/Platform.h"
-#include <memory>
-#include <utility>
 
 namespace blink {
 
 namespace {
 // Per the Bluetooth Spec: The name is a user-friendly name associated with the
 // device and consists of a maximum of 248 bytes coded according to the UTF-8
 // standard.
 const size_t kMaxDeviceNameLength = 248;
 const char kDeviceNameTooLong[] =
     "A device name can't be longer than 248 bytes.";
@@ skipping 116 matching lines @@
     resolver->resolve(bluetoothDevice);
   } else {
     resolver->reject(BluetoothError::CreateDOMException(result));
   }
 }
 
 // https://webbluetoothcg.github.io/web-bluetooth/#dom-bluetooth-requestdevice
 ScriptPromise Bluetooth::requestDevice(ScriptState* scriptState,
                                        const RequestDeviceOptions& options,
                                        ExceptionState& exceptionState) {
+  RecordWebBluetoothFunctionCall(UMAWebBluetoothFunction::REQUEST_DEVICE);
+
   ExecutionContext* context = scriptState->getExecutionContext();
 
   // If the incumbent settings object is not a secure context, reject promise
   // with a SecurityError and abort these steps.
   String errorMessage;
   if (!context->isSecureContext(errorMessage)) {
     return ScriptPromise::rejectWithDOMException(
         scriptState, DOMException::create(SecurityError, errorMessage));
   }
 
@@ skipping 113 matching lines @@
   BluetoothDevice* device = m_deviceInstanceMap.at(id);
   if (!device) {
     device = BluetoothDevice::take(resolver, std::move(devicePtr), this);
     auto result = m_deviceInstanceMap.insert(id, device);
     DCHECK(result.isNewEntry);
   }
   return device;
 }
 
 }  // namespace blink