ui: Cleanup class/struct forward declarations

third_party/WebKit/Source/platform/audio/ZeroPole.h

Index: third_party/WebKit/Source/platform/audio/ZeroPole.h
diff --git a/third_party/WebKit/Source/platform/audio/ZeroPole.h b/third_party/WebKit/Source/platform/audio/ZeroPole.h
deleted file mode 100644
index 2587a685c42ca10ade09dc3220d36afab38f5866..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/platform/audio/ZeroPole.h
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * Copyright (C) 2011 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1.  Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- * 2.  Redistributions in binary form must reproduce the above copyright
- *     notice, this list of conditions and the following disclaimer in the
- *     documentation and/or other materials provided with the distribution.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
- *     its contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef ZeroPole_h
-#define ZeroPole_h
-
-#include "platform/PlatformExport.h"
-#include "wtf/Allocator.h"
-#include "wtf/build_config.h"
-
-namespace blink {
-
-// ZeroPole is a simple filter with one zero and one pole.
-
-class PLATFORM_EXPORT ZeroPole {
-  DISALLOW_NEW();
-
- public:
-  ZeroPole() : m_zero(0), m_pole(0), m_lastX(0), m_lastY(0) {}
-
-  void process(const float* source,
-               float* destination,
-               unsigned framesToProcess);
-
-  // Reset filter state.
-  void reset() {
-    m_lastX = 0;
-    m_lastY = 0;
-  }
-
-  void setZero(float zero) { m_zero = zero; }
-  void setPole(float pole) { m_pole = pole; }
-
-  float zero() const { return m_zero; }
-  float pole() const { return m_pole; }
-
- private:
-  float m_zero;
-  float m_pole;
-  float m_lastX;
-  float m_lastY;
-};
-
-}  // namespace blink
-
-#endif  // ZeroPole_h