services/ui: Add mojom API for creating/destroying gpu memory buffer.

gpu/ipc/common/BUILD.gn

 # 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.
 
 import("//build/config/ui.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 
 group("common") {
   if (is_component_build) {
     public_deps = [
@@ skipping 69 matching lines @@
     "memory_stats.h",
   ]
 
   configs += [
     "//gpu:gpu_implementation",
     "//third_party/khronos:khronos_headers",
   ]
 
   public_deps = [
     ":command_buffer_traits_sources",
+    ":surface_handle_type",
     "//gpu/command_buffer/common:gles2_utils",
   ]
 
   deps = [
     "//base",
     "//gpu/command_buffer/common:common_sources",
     "//gpu/config:config_sources",
     "//ipc",
     "//ui/base",
     "//ui/events/ipc",
@@ skipping 12 matching lines @@
       "android/surface_texture_peer.cc",
       "android/surface_texture_peer.h",
     ]
   }
 
   if (use_ozone) {
     deps += [ "//ui/ozone" ]
   }
 }
 
+# Depend on this to use surface_handle.h without pulling in all of gpu ipc.
+source_set("surface_handle_type") {
+  public = [
+    "surface_handle.h",
+  ]
+
+  public_deps = [
+    "//ui/gfx:native_widget_types",
+  ]
+}
+
 mojom("interfaces") {
   sources = [
     "capabilities.mojom",
     "dx_diag_node.mojom",
     "gpu_info.mojom",
     "mailbox.mojom",
     "mailbox_holder.mojom",
+    "surface_handle.mojom",
     "sync_token.mojom",
   ]
 
   public_deps = [
     "//mojo/common:common_custom_types",
     "//ui/gfx/geometry/mojo",
   ]
 }
 
 mojom("test_interfaces") {
   testonly = true
   sources = [
     "traits_test_service.mojom",
   ]
 
   public_deps = [
     ":interfaces",
   ]
 }
 
 source_set("struct_traits") {
   sources = [
     "mailbox_holder_struct_traits.h",
     "mailbox_struct_traits.h",
+    "surface_handle_struct_traits.h",
     "sync_token_struct_traits.h",
   ]
   deps = [
     ":interfaces_shared_cpp_sources",
+    ":surface_handle_type",
     "//gpu/command_buffer/common",
     "//mojo/public/cpp/bindings:bindings",
   ]
 }