Be explicit about namespace testing to not mix it with blink::testing

third_party/WebKit/Source/modules/websockets/DOMWebSocketTest.cpp

 // 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.
 
 #include "modules/websockets/DOMWebSocket.h"
 
 #include <memory>
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/V8BindingForCore.h"
 #include "bindings/core/v8/V8BindingForTesting.h"
 #include "core/dom/DOMTypedArray.h"
 #include "core/dom/Document.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/SecurityContext.h"
 #include "core/fileapi/Blob.h"
 #include "core/inspector/ConsoleTypes.h"
 #include "core/testing/DummyPageHolder.h"
 #include "platform/heap/Handle.h"
 #include "platform/wtf/Vector.h"
 #include "platform/wtf/text/CString.h"
 #include "platform/wtf/text/StringBuilder.h"
 #include "platform/wtf/text/WTFString.h"
 #include "public/platform/WebInsecureRequestPolicy.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "v8/include/v8.h"
 
-using testing::_;
-using testing::AnyNumber;
-using testing::InSequence;
-using testing::Ref;
-using testing::Return;
+using ::testing::_;
+using ::testing::AnyNumber;
+using ::testing::InSequence;
+using ::testing::Ref;
+using ::testing::Return;
 
 namespace blink {
 
 namespace {
 
-typedef testing::StrictMock<testing::MockFunction<void(int)>>
+typedef ::testing::StrictMock<::testing::MockFunction<void(int)>>
     Checkpoint;  // NOLINT
 
 class MockWebSocketChannel : public WebSocketChannel {
  public:
   static MockWebSocketChannel* Create() {
-    return new testing::StrictMock<MockWebSocketChannel>();
+    return new ::testing::StrictMock<MockWebSocketChannel>();
   }
 
   ~MockWebSocketChannel() override {}
 
   MOCK_METHOD2(Connect, bool(const KURL&, const String&));
   MOCK_METHOD1(Send, void(const CString&));
   MOCK_METHOD3(Send, void(const DOMArrayBuffer&, unsigned, unsigned));
   MOCK_METHOD1(SendMock, void(BlobDataHandle*));
   void Send(PassRefPtr<BlobDataHandle> handle) { SendMock(handle.Get()); }
   MOCK_METHOD1(SendTextAsCharVectorMock, void(Vector<char>*));
@@ skipping 828 matching lines @@
 }
 
 INSTANTIATE_TEST_CASE_P(
     DOMWebSocketInvalidClosingCode,
     DOMWebSocketInvalidClosingCodeTest,
     ::testing::Values(0, 1, 998, 999, 1001, 2999, 5000, 9999, 65535));
 
 }  // namespace
 
 }  // namespace blink