Bypass key event suppression for PrintScreen

content/browser/renderer_host/render_widget_host_unittest.cc

Index: content/browser/renderer_host/render_widget_host_unittest.cc
diff --git a/content/browser/renderer_host/render_widget_host_unittest.cc b/content/browser/renderer_host/render_widget_host_unittest.cc
index e0de9d3e66d50593cc09c13119039e2a700f3365..0c134ef3d1e407d6774f4960608c0dc289d08872 100644
--- a/content/browser/renderer_host/render_widget_host_unittest.cc
+++ b/content/browser/renderer_host/render_widget_host_unittest.cc
@@ -34,6 +34,7 @@
 #include "ui/display/screen.h"
 #include "ui/events/base_event_utils.h"
 #include "ui/events/blink/web_input_event_traits.h"
+#include "ui/events/keycodes/dom/dom_code.h"
 #include "ui/events/keycodes/keyboard_codes.h"
 #include "ui/gfx/canvas.h"
 
@@ -986,6 +987,39 @@ TEST_F(RenderWidgetHostTest, PreHandleRawKeyDownEvent) {
             delegate_->unhandled_keyboard_event_type());
 }
 
+TEST_F(RenderWidgetHostTest, SuppressEventsUntilKeyDown) {
+  // Clear any messages unrelated to this test.
+  process_->sink().ClearMessages();
+  EXPECT_EQ(0U, process_->sink().message_count());
+
+  // Enable key event suppression.
+  host_->SuppressEventsUntilKeyDown();
+
+  // Simulate a KeyUp event.
+  SimulateKeyboardEvent(WebInputEvent::KeyUp);
+  EXPECT_EQ(0U, process_->sink().message_count());
+
+  // Simulate a RawKeyDown event.
+  SimulateKeyboardEvent(WebInputEvent::RawKeyDown);
+  EXPECT_EQ(1U, process_->sink().message_count());
+  EXPECT_EQ(InputMsg_HandleInputEvent::ID,
+            process_->sink().GetMessageAt(0)->type());
+  process_->sink().ClearMessages();
+
+  // Enable key event suppression again.
+  host_->SuppressEventsUntilKeyDown();
+  process_->sink().ClearMessages();
+
+  // Simulate a PrintScreen KeyUp event.
+  NativeWebKeyboardEvent print_screen_event(WebInputEvent::KeyUp, 0,
+                                            GetNextSimulatedEventTimeSeconds());
+  print_screen_event.domCode = static_cast<int>(ui::DomCode::PRINT_SCREEN);
+  host_->ForwardKeyboardEvent(print_screen_event);
+  EXPECT_EQ(1U, process_->sink().message_count());
+  EXPECT_EQ(InputMsg_HandleInputEvent::ID,
+            process_->sink().GetMessageAt(0)->type());
+}
+
 TEST_F(RenderWidgetHostTest, RawKeyDownShortcutEvent) {
   // Simulate the situation that the browser marks the key down as a keyboard
   // shortcut, but doesn't consume it in the pre-handle phase.