Mojo C++ bindings: share DataView class between chromium and blink variants.

mojo/public/cpp/bindings/tests/struct_traits_unittest.cc

Index: mojo/public/cpp/bindings/tests/struct_traits_unittest.cc
diff --git a/mojo/public/cpp/bindings/tests/struct_traits_unittest.cc b/mojo/public/cpp/bindings/tests/struct_traits_unittest.cc
index f281981ecd93eec41d5bd2ffa28520d203a58b30..f21b4c8693b8774209f039c880d0c72793f50d4c 100644
--- a/mojo/public/cpp/bindings/tests/struct_traits_unittest.cc
+++ b/mojo/public/cpp/bindings/tests/struct_traits_unittest.cc
@@ -70,6 +70,11 @@ class ChromiumRectServiceImpl : public RectService {
     callback.Run(largest_rect_);
   }
 
+  void PassSharedRect(const SharedRect& r,
+                      const PassSharedRectCallback& callback) override {
+    callback.Run(r);
+  }
+
  private:
   RectChromium largest_rect_;
 };
@@ -93,6 +98,11 @@ class BlinkRectServiceImpl : public blink::RectService {
     callback.Run(largest_rect_);
   }
 
+  void PassSharedRect(const SharedRect& r,
+                      const PassSharedRectCallback& callback) override {
+    callback.Run(r);
+  }
+
  private:
   RectBlink largest_rect_;
 };
@@ -200,6 +210,13 @@ TEST_F(StructTraitsTest, ChromiumProxyToChromiumService) {
         ExpectResult(RectChromium(1, 1, 4, 5), loop.QuitClosure()));
     loop.Run();
   }
+  {
+    base::RunLoop loop;
+    chromium_proxy->PassSharedRect(
+        {1, 2, 3, 4},
+        ExpectResult(SharedRect({1, 2, 3, 4}), loop.QuitClosure()));
+    loop.Run();
+  }
 }
 
 TEST_F(StructTraitsTest, ChromiumToBlinkService) {
@@ -213,6 +230,13 @@ TEST_F(StructTraitsTest, ChromiumToBlinkService) {
         ExpectResult(RectChromium(2, 2, 5, 5), loop.QuitClosure()));
     loop.Run();
   }
+  {
+    base::RunLoop loop;
+    chromium_proxy->PassSharedRect(
+        {1, 2, 3, 4},
+        ExpectResult(SharedRect({1, 2, 3, 4}), loop.QuitClosure()));
+    loop.Run();
+  }
   // The Blink service should drop our connection because RectBlink's
   // deserializer rejects negative origins.
   {
@@ -236,6 +260,13 @@ TEST_F(StructTraitsTest, BlinkProxyToBlinkService) {
         ExpectResult(RectBlink(10, 10, 20, 20), loop.QuitClosure()));
     loop.Run();
   }
+  {
+    base::RunLoop loop;
+    blink_proxy->PassSharedRect(
+        {4, 3, 2, 1},
+        ExpectResult(SharedRect({4, 3, 2, 1}), loop.QuitClosure()));
+    loop.Run();
+  }
 }
 
 TEST_F(StructTraitsTest, BlinkProxyToChromiumService) {
@@ -249,6 +280,13 @@ TEST_F(StructTraitsTest, BlinkProxyToChromiumService) {
         ExpectResult(RectBlink(1, 1, 4, 5), loop.QuitClosure()));
     loop.Run();
   }
+  {
+    base::RunLoop loop;
+    blink_proxy->PassSharedRect(
+        {4, 3, 2, 1},
+        ExpectResult(SharedRect({4, 3, 2, 1}), loop.QuitClosure()));
+    loop.Run();
+  }
 }
 
 void ExpectStructWithTraits(const StructWithTraitsImpl& expected,