ozone/platform/wayland: Add support for wl_output_interface

ui/ozone/platform/wayland/fake_server.cc

Index: ui/ozone/platform/wayland/fake_server.cc
diff --git a/ui/ozone/platform/wayland/fake_server.cc b/ui/ozone/platform/wayland/fake_server.cc
index 03704a94d049c1a42dda143f8248e595858cb0e1..b9d89b1efcb7c3edb51a370d7d8b83147f59e2a7 100644
--- a/ui/ozone/platform/wayland/fake_server.cc
+++ b/ui/ozone/platform/wayland/fake_server.cc
@@ -18,6 +18,7 @@ namespace wl {
 namespace {
 
 const uint32_t kCompositorVersion = 4;
+const uint32_t kOutputVersion = 2;
 const uint32_t kSeatVersion = 4;
 const uint32_t kXdgShellVersion = 1;
 
@@ -278,6 +279,17 @@ void Global::Bind(wl_client* client,
     global->resource_ = resource;
   wl_resource_set_implementation(resource, global->implementation_, global,
                                  &Global::OnResourceDestroyed);
+
+  if (global->interface_ == &wl_output_interface) {
+    auto output = static_cast<MockOutput*>(data);
+    gfx::Rect bounds = output->Display().bounds();
+    const char* kUnknownMake = "unknown";
+    const char* kUnknownModel = "unknown";
+    wl_output_send_geometry(resource, bounds.x(), bounds.y(), 0, 0, 0,
+                            kUnknownMake, kUnknownModel, 0);
+    wl_output_send_mode(resource, WL_OUTPUT_MODE_CURRENT, bounds.width(),
+                        bounds.height(), 0);
+  }

[Michael Forney, 2016/06/14 00:55:18]

Maybe instead you could add a virtual method to Global, OnBind or something, and
just override that for MockOutput.

[joone, 2016/06/14 22:10:28]

Done.

 }
 
 // static
@@ -296,6 +308,11 @@ void MockCompositor::AddSurface(std::unique_ptr<MockSurface> surface) {
   surfaces_.push_back(std::move(surface));
 }
 
+MockOutput::MockOutput()
+    : Global(&wl_output_interface, nullptr, kOutputVersion) {}
+
+MockOutput::~MockOutput() {}
+
 MockSeat::MockSeat() : Global(&wl_seat_interface, &seat_impl, kSeatVersion) {}
 
 MockSeat::~MockSeat() {}
@@ -319,6 +336,10 @@ FakeServer::~FakeServer() {
   Stop();
 }
 
+void FakeServer::AddDisplay(const display::Display& fake_display) {
+  output_.SetDisplay(fake_display);
+}
+
 bool FakeServer::Start() {
   display_.reset(wl_display_create());
   if (!display_)
@@ -335,6 +356,8 @@ bool FakeServer::Start() {
     return false;
   if (!compositor_.Initialize(display_.get()))
     return false;
+  if (!output_.Initialize(display_.get()))
+    return false;
   if (!seat_.Initialize(display_.get()))
     return false;
   if (!xdg_shell_.Initialize(display_.get()))