Allow events in queue to coalesce while executing other events.

content/browser/renderer_host/input/main_thread_event_queue_browsertest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <utility>
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/macros.h"
@@ skipping 166 matching lines @@
     int last_touch_y = ExecuteScriptAndExtractInt(
         "window.lastTouchMoveEvent.touches[0].pageY");
     EXPECT_EQ(35, last_touch_x);
     EXPECT_EQ(40, last_touch_y);
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MainThreadEventQueueBrowserTest);
 };
 
-#if defined(OS_LINUX)
-#define MAYBE_MouseMove DISABLED_MouseMove
-#else
 #define MAYBE_MouseMove MouseMove
-#endif
-IN_PROC_BROWSER_TEST_F(MainThreadEventQueueBrowserTest, MAYBE_MouseMove) {
+IN_PROC_BROWSER_TEST_F(MainThreadEventQueueBrowserTest, MouseMove) {
   LoadURL(kJankyPageURL);
   DoMouseMove();
 }
 
 // Disabled on MacOS because it doesn't support touch input.
 #if defined(OS_MACOSX)
 #define MAYBE_TouchMove DISABLED_TouchMove
 #else
 #define MAYBE_TouchMove TouchMove
 #endif
 IN_PROC_BROWSER_TEST_F(MainThreadEventQueueBrowserTest, MAYBE_TouchMove) {
   LoadURL(kJankyPageURL);
   DoTouchMove();
 }
 
 }  // namespace content