Remove unused utility methods.

cc/base/math_util.h

 // Copyright 2012 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.
 
 #ifndef CC_BASE_MATH_UTIL_H_
 #define CC_BASE_MATH_UTIL_H_
 
 #include <algorithm>
 #include <cmath>
 #include <memory>
@@ skipping 187 matching lines @@
       const HomogeneousCoordinate& h1,
       const HomogeneousCoordinate& h2,
       const HomogeneousCoordinate& h3,
       const HomogeneousCoordinate& h4);
 
   // NOTE: These functions do not do correct clipping against w = 0 plane, but
   // they correctly detect the clipped condition via the boolean clipped.
   static gfx::QuadF MapQuad(const gfx::Transform& transform,
                             const gfx::QuadF& quad,
                             bool* clipped);
-  static gfx::QuadF MapQuad3d(const gfx::Transform& transform,
-                              const gfx::QuadF& q,
-                              gfx::Point3F* p,
-                              bool* clipped);
   static gfx::PointF MapPoint(const gfx::Transform& transform,
                               const gfx::PointF& point,
                               bool* clipped);
-  static gfx::Point3F MapPoint(const gfx::Transform&,
-                               const gfx::Point3F&,
-                               bool* clipped);
-  static gfx::QuadF ProjectQuad(const gfx::Transform& transform,
-                                const gfx::QuadF& quad,
-                                bool* clipped);
   static gfx::PointF ProjectPoint(const gfx::Transform& transform,
                                   const gfx::PointF& point,
                                   bool* clipped);
   // Identical to the above function, but coerces the homogeneous coordinate to
   // a 3d rather than a 2d point.
   static gfx::Point3F ProjectPoint3D(const gfx::Transform& transform,
                                      const gfx::PointF& point,
                                      bool* clipped);
 
   static gfx::Vector2dF ComputeTransform2dScaleComponents(const gfx::Transform&,
@@ skipping 102 matching lines @@
  private:
 #ifdef __SSE__
   unsigned int orig_state_;
 #endif
   DISALLOW_COPY_AND_ASSIGN(ScopedSubnormalFloatDisabler);
 };
 
 }  // namespace cc
 
 #endif  // CC_BASE_MATH_UTIL_H_