Ensure all gl calls are submitted to GPU

Black screen is observed on static pages as all gl calls
were not submitted to graphics driver, below change helps
fixing the same.

Also improves benchmark scores on TV

+------------------+-------------+------------+
| KPI              |   Before    |    After   |
+------------------+--------------------------+
| Aquarium         |   50 fps    |     60 fps |
+------------------+-------------+------------+
| Falling Leaves   |  Not Smooth |     60 fps |
+------------------+-------------+------------+
| Poster Circle    |  Not Smooth |     60 fps |
+------------------+-------------+------------+

Change-Id: I3df6bead0d7a0817c8dfd5ac4e2836a00fc49580
Signed-off-by: uzair <uzair.jaleel@samsung.com>

diff --git a/cc/mojo_embedder/async_layer_tree_frame_sink.cc b/cc/mojo_embedder/async_layer_tree_frame_sink.cc
index 029471a..399f501 100644 (file)
--- a/cc/mojo_embedder/async_layer_tree_frame_sink.cc
+++ b/cc/mojo_embedder/async_layer_tree_frame_sink.cc
@@ -23,6 +23,10 @@
 #include "components/viz/common/hit_test/hit_test_region_list.h"
 #include "components/viz/common/quads/compositor_frame.h"
 
+#if BUILDFLAG(IS_TIZEN)
+#include "gpu/command_buffer/client/gles2_interface.h"
+#endif
+
 namespace cc {
 namespace mojo_embedder {
 
@@ -214,6 +218,12 @@ void AsyncLayerTreeFrameSink::SubmitCompositorFrame(
   power_mode_voter_.OnFrameProduced(frame.render_pass_list.back()->damage_rect,
                                     frame.device_scale_factor());
 
+#if BUILDFLAG(IS_TIZEN)
+  if (auto* compositor_context_provider = context_provider()) {
+    compositor_context_provider->ContextGL()->Flush();
+    compositor_context_provider->ContextGL()->GetError();
+  }
+#endif
   compositor_frame_sink_ptr_->SubmitCompositorFrame(
       local_surface_id_, std::move(frame), std::move(hit_test_region_list), 0);
 }