Disabling 4 flaky tests on TSAN

Tests:
SitePerProcessHitTestBrowserTest.SurfaceHitTestPointerEventsNone
SitePerProcessHitTestBrowserTest.CreateContextMenuTest
SitePerProcessHighDPIHitTestBrowserTest.HitTestWatermark
SitePerProcessHitTestBrowserTest.InputEventRouterWheelCoalesceTest

Bug: 833380
Change-Id: Ifb7a45569f1be2636dc3f7d79bffa4bfdaf2dce8

TBR=kenrb@chromium.org

Change-Id: Ifb7a45569f1be2636dc3f7d79bffa4bfdaf2dce8
Reviewed-on: https://chromium-review.googlesource.com/1055663Reviewed-by: Tommy Martino <tmartino@chromium.org>
Commit-Queue: Tommy Martino <tmartino@chromium.org>
Cr-Commit-Position: refs/heads/master@{#557956}

content/browser/site_per_process_hit_test_browsertest.cc

@@ -1260,8 +1260,17 @@ IN_PROC_BROWSER_TEST_P(SitePerProcessHitTestBrowserTest, ScrollEventToOOPIF) {
   EXPECT_EQ(child_frame_monitor.EventType(), blink::WebInputEvent::kMouseWheel);
 }
 
+#if defined(THREAD_SANITIZER)
+// Flaky: https://crbug.com/833380
+#define MAYBE_InputEventRouterWheelCoalesceTest \
+  DISABLED_InputEventRouterWheelCoalesceTest
+#else
+#define MAYBE_InputEventRouterWheelCoalesceTest \
+  InputEventRouterWheelCoalesceTest
+#endif
+
 IN_PROC_BROWSER_TEST_P(SitePerProcessHitTestBrowserTest,
-                       InputEventRouterWheelCoalesceTest) {
+                       MAYBE_InputEventRouterWheelCoalesceTest) {
   GURL main_url(embedded_test_server()->GetURL(
       "/frame_tree/page_with_positioned_frame.html"));
   EXPECT_TRUE(NavigateToURL(shell(), main_url));
@@ -1420,8 +1429,14 @@ IN_PROC_BROWSER_TEST_P(SitePerProcessHitTestBrowserTest, HitTestWatermark) {
   HitTestWatermark(shell(), embedded_test_server());
 }
 
+#if defined(THREAD_SANITIZER)
+// Flaky: https://crbug.com/833380
+#define MAYBE_HitTestWatermark DISABLED_HitTestWatermark
+#else
+#define MAYBE_HitTestWatermark HitTestWatermark
+#endif
 IN_PROC_BROWSER_TEST_P(SitePerProcessHighDPIHitTestBrowserTest,
-                       HitTestWatermark) {
+                       MAYBE_HitTestWatermark) {
   HitTestWatermark(shell(), embedded_test_server());
 }
 
@@ -1498,10 +1513,18 @@ IN_PROC_BROWSER_TEST_P(SitePerProcessHitTestBrowserTest,
   EXPECT_EQ(result.target_location.value(), parent_location);
 }
 
+#if defined(THREAD_SANITIZER)
+// Flaky: https://crbug.com/833380
+#define MAYBE_SurfaceHitTestPointerEventsNone \
+  DISABLED_SurfaceHitTestPointerEventsNone
+#else
+#define MAYBE_SurfaceHitTestPointerEventsNone SurfaceHitTestPointerEventsNone
+#endif
+
 // This test tests that browser process hittesting ignores frames with
 // pointer-events: none.
 IN_PROC_BROWSER_TEST_P(SitePerProcessHitTestBrowserTest,
-                       SurfaceHitTestPointerEventsNone) {
+                       MAYBE_SurfaceHitTestPointerEventsNone) {
   GURL main_url(embedded_test_server()->GetURL(
       "/frame_tree/page_with_positioned_frame_pointer-events_none.html"));
   EXPECT_TRUE(NavigateToURL(shell(), main_url));
@@ -3194,26 +3217,27 @@ void CreateContextMenuTestHelper(
   EXPECT_NEAR(point.y(), params.y, 2);
 }
 
-// Test that a mouse right-click to an out-of-process iframe causes a context
-// menu to be generated with the correct screen position.
-IN_PROC_BROWSER_TEST_P(SitePerProcessHitTestBrowserTest,
-                       CreateContextMenuTest) {
-  CreateContextMenuTestHelper(shell(), embedded_test_server());
-}
-
-// Test that a mouse right-click to an out-of-process iframe causes a context
-// menu to be generated with the correct screen position on a screen with
-// non-default scale factor.
 #if defined(OS_ANDROID) || defined(OS_WIN)
 // High DPI tests don't work properly on Android, which has fixed scale factor.
 // Windows is disabled because of https://crbug.com/545547.
 #define MAYBE_CreateContextMenuTest DISABLED_CreateContextMenuTest
 #elif defined(THREAD_SANITIZER)
-// Flaky: https://crbug.com/833380
+// TSAN is flaky on both standard and High DPI: https://crbug.com/833380
 #define MAYBE_CreateContextMenuTest DISABLED_CreateContextMenuTest
 #else
 #define MAYBE_CreateContextMenuTest CreateContextMenuTest
 #endif
+
+// Test that a mouse right-click to an out-of-process iframe causes a context
+// menu to be generated with the correct screen position.
+IN_PROC_BROWSER_TEST_P(SitePerProcessHitTestBrowserTest,
+                       MAYBE_CreateContextMenuTest) {
+  CreateContextMenuTestHelper(shell(), embedded_test_server());
+}
+
+// Test that a mouse right-click to an out-of-process iframe causes a context
+// menu to be generated with the correct screen position on a screen with
+// non-default scale factor.
 IN_PROC_BROWSER_TEST_P(SitePerProcessHighDPIHitTestBrowserTest,
                        MAYBE_CreateContextMenuTest) {
   CreateContextMenuTestHelper(shell(), embedded_test_server());