Connect X11 ConfigureNotify events to Mojo

mojo/services/gles2/command_buffer_impl.cc

Index: mojo/services/gles2/command_buffer_impl.cc
diff --git a/mojo/services/gles2/command_buffer_impl.cc b/mojo/services/gles2/command_buffer_impl.cc
index 090b78c370709a9d0f2ff2b0237f92d472da2e36..15d787d49c5566429a2ce8f36adc8e5c98d82703 100644
--- a/mojo/services/gles2/command_buffer_impl.cc
+++ b/mojo/services/gles2/command_buffer_impl.cc
@@ -73,18 +73,17 @@ void CommandBufferImpl::Initialize(
 bool CommandBufferImpl::DoInitialize(
     mojo::ScopedSharedBufferHandle shared_state) {
   // TODO(piman): offscreen surface.
-  scoped_refptr<gfx::GLSurface> surface =
-      gfx::GLSurface::CreateViewGLSurface(widget_);
-  if (!surface.get())
+  surface_ = gfx::GLSurface::CreateViewGLSurface(widget_);
+  if (!surface_.get())
     return false;
 
   // TODO(piman): context sharing, virtual contexts, gpu preference.
   scoped_refptr<gfx::GLContext> context = gfx::GLContext::CreateGLContext(
-      NULL, surface.get(), gfx::PreferIntegratedGpu);
+      NULL, surface_.get(), gfx::PreferIntegratedGpu);
   if (!context.get())
     return false;
 
-  if (!context->MakeCurrent(surface.get()))
+  if (!context->MakeCurrent(surface_.get()))
     return false;
 
   // TODO(piman): ShaderTranslatorCache is currently per-ContextGroup but
@@ -106,12 +105,14 @@ bool CommandBufferImpl::DoInitialize(
   scheduler_.reset(new gpu::GpuScheduler(
       command_buffer_.get(), decoder_.get(), decoder_.get()));
   decoder_->set_engine(scheduler_.get());
+  decoder_->SetResizeCallback(
+      base::Bind(&CommandBufferImpl::OnResize, base::Unretained(this)));
 
   gpu::gles2::DisallowedFeatures disallowed_features;
 
   // TODO(piman): attributes.
   std::vector<int32> attrib_vector;
-  if (!decoder_->Initialize(surface,
+  if (!decoder_->Initialize(surface_,
                             context,
                             false /* offscreen */,
                             size_,
@@ -194,5 +195,16 @@ void CommandBufferImpl::OnParseError() {
 
 void CommandBufferImpl::DrawAnimationFrame() { client()->DrawAnimationFrame(); }
 
+void CommandBufferImpl::OnResize(gfx::Size size, float scale_factor) {
+  surface_->Resize(size);
+
+  // Same as ImageTransportHelper::Resize() in
+  // content/common/gpu/image_transport_surface.cc
+#if defined(OS_ANDROID)
+  manager_->gpu_memory_manager()->ScheduleManage(
+      GpuMemoryManager::kScheduleManageNow);
+#endif
+}
+
 }  // namespace services
 }  // namespace mojo