Sheriff: Disable flaky android_webview.test.HeapProfilingTest#testModeBrowserDynamicPseudo etc

This disables following tests:

- testModeBrowserDynamicPseudo
- testModeBrowserDynamicPseudoSamplePartial
- testModeBrowserDynamicPseudoSampleEverything

Bug: 1145008
Change-Id: I50601d9f4ecf04592046a34399e357ae8cebab42
Tbr: boliu@chromium.org
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2517205Reviewed-by: Hiroki Nakagawa <nhiroki@chromium.org>
Commit-Queue: Hiroki Nakagawa <nhiroki@chromium.org>
Cr-Commit-Position: refs/heads/master@{#823861}

android_webview/javatests/src/org/chromium/android_webview/test/HeapProfilingTest.java

@@ -44,6 +44,7 @@ public class HeapProfilingTest {
 
     @Test
     @MediumTest
+    @DisabledTest(message = "http://crbug.com/1145008")
     public void testModeBrowserDynamicPseudo() {
         HeapProfilingTestShim shim = new HeapProfilingTestShim();
         Assert.assertTrue(shim.runTestForMode("browser", true, "pseudo", false, false));
@@ -51,6 +52,7 @@ public class HeapProfilingTest {
 
     @Test
     @MediumTest
+    @DisabledTest(message = "http://crbug.com/1145008")
     public void testModeBrowserDynamicPseudoSampleEverything() {
         HeapProfilingTestShim shim = new HeapProfilingTestShim();
         Assert.assertTrue(shim.runTestForMode("browser", true, "pseudo", true, true));
@@ -58,6 +60,7 @@ public class HeapProfilingTest {
 
     @Test
     @MediumTest
+    @DisabledTest(message = "http://crbug.com/1145008")
     public void testModeBrowserDynamicPseudoSamplePartial() {
         HeapProfilingTestShim shim = new HeapProfilingTestShim();
         Assert.assertTrue(shim.runTestForMode("browser", true, "pseudo", true, false));