Disable flaky WheelScrollLatchingBrowserTest.WheelEventTarget

Disable this test on Android only.

TBR=sahel@chromium.org,dtapuska@chromium.org
BUG=894857

Change-Id: I3018030565a733de22b5c16a495a62211d8e1838
Reviewed-on: https://chromium-review.googlesource.com/c/1289081
Commit-Queue: Theresa <twellington@chromium.org>
Reviewed-by: Theresa <twellington@chromium.org>
Cr-Commit-Position: refs/heads/master@{#600873}

content/browser/renderer_host/input/wheel_scroll_latching_browsertest.cc

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 #include "base/run_loop.h"
+#include "build/build_config.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_input_event_router.h"
 #include "content/browser/web_contents/web_contents_impl.h"
@@ -135,7 +136,13 @@ class WheelScrollLatchingBrowserTest : public ContentBrowserTest {
 // wheel scroll latching is enabled the wheel event will be still sent to the
 // document's scrolling element and the document's scrolling element will
 // continue scrolling.
-IN_PROC_BROWSER_TEST_F(WheelScrollLatchingBrowserTest, WheelEventTarget) {
+// Disabled on Android due to flakiness. See https://crbug.com/894572.
+#if defined(OS_ANDROID)
+#define MAYBE_WheelEventTarget DISABLED_WheelEventTarget
+#else
+#define MAYBE_WheelEventTarget WheelEventTarget
+#endif
+IN_PROC_BROWSER_TEST_F(WheelScrollLatchingBrowserTest, MAYBE_WheelEventTarget) {
   LoadURL(kWheelEventLatchingDataURL);
   EXPECT_EQ(0, ExecuteScriptAndExtractInt("documentWheelEventCounter"));
   EXPECT_EQ(0, ExecuteScriptAndExtractInt("scrollableDivWheelEventCounter"));