ui: Add gfx::BufferFormat::RGBA_8888 as a supported ozone native pixmap format.

content/browser/gpu/browser_gpu_memory_buffer_manager.cc

Index: content/browser/gpu/browser_gpu_memory_buffer_manager.cc
diff --git a/content/browser/gpu/browser_gpu_memory_buffer_manager.cc b/content/browser/gpu/browser_gpu_memory_buffer_manager.cc
index f5ae436c26bdbce10d98f4e3ab7ccf362fb4911a..1832ce5178c67a93111af9961b489f37987ee111 100644
--- a/content/browser/gpu/browser_gpu_memory_buffer_manager.cc
+++ b/content/browser/gpu/browser_gpu_memory_buffer_manager.cc
@@ -141,8 +141,9 @@ GpuMemoryBufferConfigurationSet GetNativeGpuMemoryBufferConfigurations() {
 
   if (force_native_scanout_formats) {
     const gfx::BufferFormat kScanoutFormats[] = {
-        gfx::BufferFormat::BGRA_8888, gfx::BufferFormat::BGRX_8888,
-        gfx::BufferFormat::UYVY_422, gfx::BufferFormat::YUV_420_BIPLANAR};
+        gfx::BufferFormat::RGBA_8888, gfx::BufferFormat::BGRA_8888,
+        gfx::BufferFormat::BGRX_8888, gfx::BufferFormat::UYVY_422,
+        gfx::BufferFormat::YUV_420_BIPLANAR};
     for (auto& format : kScanoutFormats) {
       if (IsNativeGpuMemoryBufferFactoryConfigurationSupported(
               format, gfx::BufferUsage::SCANOUT)) {