Add support to send optimal format as part of ScheduleOverlayPlane

gpu/command_buffer/client/gles2_implementation.cc

Index: gpu/command_buffer/client/gles2_implementation.cc
diff --git a/gpu/command_buffer/client/gles2_implementation.cc b/gpu/command_buffer/client/gles2_implementation.cc
index 587a5db07d5513758a194ac285f3bd7f0a1d1620..8b42e966f46526e85cce169cb49781bd94d66d21 100644
--- a/gpu/command_buffer/client/gles2_implementation.cc
+++ b/gpu/command_buffer/client/gles2_implementation.cc
@@ -4415,14 +4415,31 @@ static GLenum GetGLESOverlayTransform(gfx::OverlayTransform plane_transform) {
   return GL_OVERLAY_TRANSFORM_NONE_CHROMIUM;
 }
 
+static GLuint GetGLESOverlayFormat(gfx::BufferFormat storage_format) {
+  switch (storage_format) {
+    case gfx::BufferFormat::BGRX_8888:
+      return GL_BGR;
+    case gfx::BufferFormat::BGRA_8888:
+      return GL_BGRA_EXT;
+    case gfx::BufferFormat::UYVY_422:
+      return GL_RGB_YCBCR_422_CHROMIUM;
+    default:
+      NOTREACHED();
+      return GL_BGRA_EXT;
+  }
+}
+
 void GLES2Implementation::ScheduleOverlayPlane(
     int plane_z_order,
     gfx::OverlayTransform plane_transform,
+    gfx::BufferFormat optimal_storage_format,
     unsigned overlay_texture_id,
     const gfx::Rect& display_bounds,
-    const gfx::RectF& uv_rect) {
+    const gfx::RectF& uv_rect,
+    bool handle_scaling) {
   ScheduleOverlayPlaneCHROMIUM(plane_z_order,
                                GetGLESOverlayTransform(plane_transform),
+                               GetGLESOverlayFormat(optimal_storage_format),
                                overlay_texture_id,
                                display_bounds.x(),
                                display_bounds.y(),
@@ -4431,7 +4448,8 @@ void GLES2Implementation::ScheduleOverlayPlane(
                                uv_rect.x(),
                                uv_rect.y(),
                                uv_rect.width(),
-                               uv_rect.height());
+                               uv_rect.height(),
+                               handle_scaling);
 }
 
 void GLES2Implementation::ScheduleCALayerCHROMIUM(GLuint contents_texture_id,