content_gl_tests should skip RGB565 test if the prior detection of format support fails.

content/browser/devtools/renderer_overrides_handler.cc

Index: content/browser/devtools/renderer_overrides_handler.cc
diff --git a/content/browser/devtools/renderer_overrides_handler.cc b/content/browser/devtools/renderer_overrides_handler.cc
index f8d02115e98f4017a7ac2caee5ab12a6e5e5adec..8dfe5bc9531edf97845e827a6b37ef7a1b77865a 100644
--- a/content/browser/devtools/renderer_overrides_handler.cc
+++ b/content/browser/devtools/renderer_overrides_handler.cc
@@ -204,7 +204,8 @@ void RendererOverridesHandler::InnerSwapCompositorFrame() {
       base::Bind(&RendererOverridesHandler::ScreenshotCaptured,
                  weak_factory_.GetWeakPtr(),
                  scoped_refptr<DevToolsProtocol::Command>(), format, quality,
-                 last_compositor_frame_metadata_));
+                 last_compositor_frame_metadata_),
+      false);
 }
 
 void RendererOverridesHandler::ParseCaptureParameters(
@@ -460,7 +461,8 @@ RendererOverridesHandler::PageCaptureScreenshot(
       view_bounds, snapshot_size,
       base::Bind(&RendererOverridesHandler::ScreenshotCaptured,
                  weak_factory_.GetWeakPtr(), command, format, quality,
-                 last_compositor_frame_metadata_));
+                 last_compositor_frame_metadata_),
+      false);
   return command->AsyncResponsePromise();
 }