Fixing flaky overscroll and touch exploration mode browser tests.

content/browser/web_contents/web_contents_view_aura_browsertest.cc

Index: content/browser/web_contents/web_contents_view_aura_browsertest.cc
diff --git a/content/browser/web_contents/web_contents_view_aura_browsertest.cc b/content/browser/web_contents/web_contents_view_aura_browsertest.cc
index 492ab7b49a91cc12a45f1c53c721a09b607f7f13..e8d5c7bcb8eeae2e1ce65f53bc1d3d9e90d4c106 100644
--- a/content/browser/web_contents/web_contents_view_aura_browsertest.cc
+++ b/content/browser/web_contents/web_contents_view_aura_browsertest.cc
@@ -267,9 +267,14 @@ class WebContentsViewAuraTest : public ContentBrowserTest {
   DISALLOW_COPY_AND_ASSIGN(WebContentsViewAuraTest);
 };
 
-// Flaky on Windows and ChromeOS: http://crbug.com/305722
-IN_PROC_BROWSER_TEST_F(WebContentsViewAuraTest,
-    DISABLED_OverscrollNavigation) {
+// Flaky on Windows: http://crbug.com/305722
+#if defined(OS_WIN)
+#define MAYBE_OverscrollNavigation DISABLED_OverscrollNavigation
+#else
+#define MAYBE_OverscrollNavigation OverscrollNavigation
+#endif
+
+IN_PROC_BROWSER_TEST_F(WebContentsViewAuraTest, MAYBE_OverscrollNavigation) {
   TestOverscrollNavigation(false);
 }
 
@@ -377,9 +382,15 @@ IN_PROC_BROWSER_TEST_F(WebContentsViewAuraTest,
 //  - interactively, when user does an overscroll gesture
 //  - interactively, when user navigates in history without the overscroll
 //    gesture.
-// Flaky on Windows and ChromeOS (http://crbug.com/357311). Might be related to
+// Flaky on Windows (http://crbug.com/357311). Might be related to
 // OverscrollNavigation test.
-IN_PROC_BROWSER_TEST_F(WebContentsViewAuraTest, DISABLED_OverscrollScreenshot) {
+#if defined(OS_WIN)
+#define MAYBE_OverscrollScreenshot DISABLED_OverscrollScreenshot
+#else
+#define MAYBE_OverscrollScreenshot OverscrollScreenshot
+#endif
+
+IN_PROC_BROWSER_TEST_F(WebContentsViewAuraTest, MAYBE_OverscrollScreenshot) {
   // Disable the test for WinXP.  See http://crbug/294116.
 #if defined(OS_WIN)
   if (base::win::GetVersion() < base::win::VERSION_VISTA) {