Re-enable launcher tests

Re-enable those tests which were disabled due to crbug.com/1008744.

Bug: 1008744
Change-Id: Id67c436f50777631b855eb5c4405473dcadf14d5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1832708
Commit-Queue: Andrew Xu <andrewxu@chromium.org>
Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#701656}

chrome/browser/ui/ash/launcher_animations_interactive_uitest.cc

@@ -111,13 +111,6 @@ class LauncherAnimationsTestBase : public UIPerformanceTest,
   DISALLOW_COPY_AND_ASSIGN(LauncherAnimationsTestBase);
 };
 
-// TODO(crbug.com/1009459): many of these tests are failing on MSan builds.
-#if defined(MEMORY_SANITIZER)
-#define MAYBE_Run DISABLED_Run
-#else
-#define MAYBE_Run Run
-#endif
-
 class LauncherAnimationsFullscreenTest : public LauncherAnimationsTestBase {
  public:
   LauncherAnimationsFullscreenTest() = default;
@@ -133,7 +126,7 @@ class LauncherAnimationsFullscreenTest : public LauncherAnimationsTestBase {
   DISALLOW_COPY_AND_ASSIGN(LauncherAnimationsFullscreenTest);
 };
 
-IN_PROC_BROWSER_TEST_P(LauncherAnimationsFullscreenTest, MAYBE_Run) {
+IN_PROC_BROWSER_TEST_P(LauncherAnimationsFullscreenTest, Run) {
   SendKeyAndWaitForState(ui::VKEY_BROWSER_SEARCH, true,
                          ash::AppListViewState::kFullscreenAllApps);
   SendKeyAndWaitForState(ui::VKEY_BROWSER_SEARCH, true,
@@ -159,7 +152,7 @@ class LauncherAnimationsExpandToFullscreenTest
   DISALLOW_COPY_AND_ASSIGN(LauncherAnimationsExpandToFullscreenTest);
 };
 
-IN_PROC_BROWSER_TEST_P(LauncherAnimationsExpandToFullscreenTest, MAYBE_Run) {
+IN_PROC_BROWSER_TEST_P(LauncherAnimationsExpandToFullscreenTest, Run) {
   SendKeyAndWaitForState(ui::VKEY_BROWSER_SEARCH, false,
                          ash::AppListViewState::kPeeking);
   SendKeyAndWaitForState(ui::VKEY_BROWSER_SEARCH, true,
@@ -187,7 +180,7 @@ class LauncherAnimationsPeekingTest : public LauncherAnimationsTestBase {
   DISALLOW_COPY_AND_ASSIGN(LauncherAnimationsPeekingTest);
 };
 
-IN_PROC_BROWSER_TEST_P(LauncherAnimationsPeekingTest, MAYBE_Run) {
+IN_PROC_BROWSER_TEST_P(LauncherAnimationsPeekingTest, Run) {
   SendKeyAndWaitForState(ui::VKEY_BROWSER_SEARCH, false,
                          ash::AppListViewState::kPeeking);
   SendKeyAndWaitForState(ui::VKEY_BROWSER_SEARCH, false,

chrome/browser/ui/ash/launcher_drag_interactive_uitest.cc

@@ -85,14 +85,7 @@ IN_PROC_BROWSER_TEST_P(LauncherDragTest, Open) {
       ash::AppListViewState::kFullscreenAllApps);
 }
 
-// Drag to close the launcher.
-// TODO(crbug.com/1009459): many of these tests are failing on MSan builds.
-#if defined(MEMORY_SANITIZER)
-#define MAYBE_Close DISABLED_Close
-#else
-#define MAYBE_Close Close
-#endif
-IN_PROC_BROWSER_TEST_P(LauncherDragTest, MAYBE_Close) {
+IN_PROC_BROWSER_TEST_P(LauncherDragTest, Close) {
   BrowserView* browser_view = BrowserView::GetBrowserViewForBrowser(browser());
   aura::Window* browser_window = browser_view->GetWidget()->GetNativeWindow();
   ash::ShellTestApi shell_test_api;