[Ozone] Enables overlay render format setting path and by default use UYVY

ui/ozone/platform/drm/gpu/drm_device.h

Index: ui/ozone/platform/drm/gpu/drm_device.h
diff --git a/ui/ozone/platform/drm/gpu/drm_device.h b/ui/ozone/platform/drm/gpu/drm_device.h
index 8130f549761642a8d7a0ed60cdbcfad2da122fcc..c56c4df96ea1d6acc930416ffa95939f26b9a269 100644
--- a/ui/ozone/platform/drm/gpu/drm_device.h
+++ b/ui/ozone/platform/drm/gpu/drm_device.h
@@ -81,7 +81,8 @@ class OZONE_EXPORT DrmDevice : public base::RefCountedThreadSafe<DrmDevice> {
   // Returns the connector properties for |connector_id|.
   virtual ScopedDrmConnectorPtr GetConnector(uint32_t connector_id);
 
-  // Register a buffer with the CRTC. On successful registration, the CRTC will
+  // Register a RGB buffer with the CRTC. On successful registration, the CRTC
+  // will
   // assign a framebuffer ID to |framebuffer|.
   virtual bool AddFramebuffer(uint32_t width,
                               uint32_t height,
@@ -91,6 +92,18 @@ class OZONE_EXPORT DrmDevice : public base::RefCountedThreadSafe<DrmDevice> {
                               uint32_t handle,
                               uint32_t* framebuffer);
 
+  // Register any format buffer with the CRTC. On successful registration, the
+  // CRTC will

[alexst (slow to review), 2015/10/22 13:00:19]

remove the newline here.

+  // assign a framebuffer ID to |framebuffer|.
+  virtual bool AddFramebuffer2(uint32_t width,
+                               uint32_t height,
+                               uint32_t format,
+                               uint32_t handles[4],
+                               uint32_t strides[4],
+                               uint32_t offsets[4],
+                               uint32_t* framebuffer,
+                               uint32_t flags);
+
   // Deregister the given |framebuffer|.
   virtual bool RemoveFramebuffer(uint32_t framebuffer);