CFX_FloatPoint default constructor and equals operators

core/fxcrt/include/fx_coordinates.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef CORE_FXCRT_INCLUDE_FX_COORDINATES_H_
 #define CORE_FXCRT_INCLUDE_FX_COORDINATES_H_
 
 #include "core/fxcrt/include/fx_basic.h"
@@ skipping 161 matching lines @@
 
   int32_t left;
   int32_t top;
   int32_t right;
   int32_t bottom;
 };
 
 // LBRT rectangles (y-axis runs upwards).
 class CFX_FloatPoint {
  public:
+  CFX_FloatPoint() : x(0.0f), y(0.0f) {}
   CFX_FloatPoint(FX_FLOAT xx, FX_FLOAT yy) : x(xx), y(yy) {}
 
+  bool operator==(const CFX_FloatPoint& that) const {
+    return x == that.x && y == that.y;
+  }
+  bool operator!=(const CFX_FloatPoint& that) const { return !(*this == that); }
+
   FX_FLOAT x;
   FX_FLOAT y;
 };
 
 class CFX_FloatRect {
  public:
   CFX_FloatRect() : CFX_FloatRect(0.0f, 0.0f, 0.0f, 0.0f) {}
   CFX_FloatRect(FX_FLOAT l, FX_FLOAT b, FX_FLOAT r, FX_FLOAT t)
       : left(l), bottom(b), right(r), top(t) {}
 
@@ skipping 458 matching lines @@
  public:
   FX_FLOAT a;
   FX_FLOAT b;
   FX_FLOAT c;
   FX_FLOAT d;
   FX_FLOAT e;
   FX_FLOAT f;
 };
 
 #endif  // CORE_FXCRT_INCLUDE_FX_COORDINATES_H_