Android WebView: Fall back to idle uploads if draw functor table not set

android_webview/browser/gpu_memory_buffer_factory_impl.cc

Index: android_webview/browser/gpu_memory_buffer_factory_impl.cc
diff --git a/android_webview/browser/gpu_memory_buffer_factory_impl.cc b/android_webview/browser/gpu_memory_buffer_factory_impl.cc
index 14d1ae47fc25bc0b77fb5d412d20f0d50e6e2b84..63771c682574c2bd8e39f2343e2aad74cf3e3d00 100644
--- a/android_webview/browser/gpu_memory_buffer_factory_impl.cc
+++ b/android_webview/browser/gpu_memory_buffer_factory_impl.cc
@@ -6,6 +6,7 @@
 
 #include "android_webview/public/browser/draw_gl.h"
 #include "base/logging.h"
+#include "gpu/command_buffer/service/in_process_command_buffer.h"
 #include "ui/gfx/gpu_memory_buffer.h"
 #include "ui/gfx/size.h"
 #include "ui/gl/gl_bindings.h"
@@ -112,4 +113,12 @@ void GpuMemoryBufferFactoryImpl::SetAwDrawGLFunctionTable(
   g_gl_draw_functions = table;
 }
 
+bool GpuMemoryBufferFactoryImpl::Initialize() {
+  if (!g_gl_draw_functions)
+    return false;
+
+  gpu::InProcessCommandBuffer::SetGpuMemoryBufferFactory(this);
+  return true;
+}
+
 }  // namespace android_webview