Implement gfx::Vector2d and gfx::Vector2dF StructTraits

ui/gfx/geometry/mojo/geometry_struct_traits_unittest.cc

 // Copyright 2016 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 "base/message_loop/message_loop.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/geometry/mojo/geometry_traits_test_service.mojom.h"
 #include "ui/gfx/geometry/point.h"
 
@@ skipping 41 matching lines @@
   void EchoInsets(const Insets& i,
                   const EchoInsetsCallback& callback) override {
     callback.Run(i);
   }
 
   void EchoInsetsF(const InsetsF& i,
                    const EchoInsetsFCallback& callback) override {
     callback.Run(i);
   }
 
+  void EchoVector2d(const Vector2d& v,
+                    const EchoVector2dCallback& callback) override {
+    callback.Run(v);
+  }
+
+  void EchoVector2dF(const Vector2dF& v,
+                     const EchoVector2dFCallback& callback) override {
+    callback.Run(v);
+  }
+
   base::MessageLoop loop_;
   mojo::BindingSet<GeometryTraitsTestService> traits_test_bindings_;
 
   DISALLOW_COPY_AND_ASSIGN(GeometryStructTraitsTest);
 };
 
 }  // namespace
 
 TEST_F(GeometryStructTraitsTest, Point) {
   const int32_t x = 1234;
@@ skipping 92 matching lines @@
   gfx::InsetsF input(top, left, bottom, right);
   mojom::GeometryTraitsTestServicePtr proxy = GetTraitsTestProxy();
   gfx::InsetsF output;
   proxy->EchoInsetsF(input, &output);
   EXPECT_EQ(top, output.top());
   EXPECT_EQ(left, output.left());
   EXPECT_EQ(bottom, output.bottom());
   EXPECT_EQ(right, output.right());
 }
 
+TEST_F(GeometryStructTraitsTest, Vector2d) {
+  const int32_t x = 1234;
+  const int32_t y = -5678;
+  gfx::Vector2d input(x, y);
+  mojom::GeometryTraitsTestServicePtr proxy = GetTraitsTestProxy();
+  gfx::Vector2d output;
+  proxy->EchoVector2d(input, &output);
+  EXPECT_EQ(x, output.x());
+  EXPECT_EQ(y, output.y());
+}
+
+TEST_F(GeometryStructTraitsTest, Vector2dF) {
+  const float x = 1234.5f;
+  const float y = 6789.6f;
+  gfx::Vector2dF input(x, y);
+  mojom::GeometryTraitsTestServicePtr proxy = GetTraitsTestProxy();
+  gfx::Vector2dF output;
+  proxy->EchoVector2dF(input, &output);
+  EXPECT_EQ(x, output.x());
+  EXPECT_EQ(y, output.y());
+}
+
 }  // namespace gfx