cc: Use ui/gfx geometry types for the CCRenderPass and CCDrawQuad classes.

cc/math/float_vector_2d.h

Index: cc/math/float_vector_2d.h
diff --git a/cc/math/float_vector_2d.h b/cc/math/float_vector_2d.h
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+// 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_MATH_FLOAT_VECTOR_2D_H_
+#define CC_MATH_FLOAT_VECTOR_2D_H_
+
+namespace ccmath {
+
+class FloatVector2d {
+public:
+  FloatVector2d()
+      : m_v1(0),
+        m_v2(0) {
+  }
+  FloatVector2d(float v1, float v2)
+      : m_v1(v1),
+        m_v2(v2) {
+  }
+  // Instead of implementing an implicit conversion from IntVector2d,
+  // implement any operations that work on FloatVector2d also on IntVector2d
+  // when it makes sense.
+
+  float v1() const { return m_v1; }
+  float v2() const { return m_v2; }
+
+private:
+  float m_v1;
+  float m_v2;
+};
+
+inline bool operator==(const FloatVector2d& a, const FloatVector2d& b) {
+    return a.v1() == b.v1() && a.v2() == b.v2();
+}
+
+inline bool operator!=(const FloatVector2d& a, const FloatVector2d& b) {
+  return !(a == b);
+}
+
+} // namespace ccmath
+
+#endif // CC_MATH_FLOAT_VECTOR_2D_H_