Disable LocalStorageContextMojoTestWithService.InvalidVersionOnDisk on Android

Test is very flakey. On many bots, it fails at least once per run.

Bug: 756550
Change-Id: I8eac5aa374999a20382e30c689761bedb6f23c65
Reviewed-on: https://chromium-review.googlesource.com/1106760
Commit-Queue: agrieve <agrieve@chromium.org>
Commit-Queue: Daniel Murphy <dmurph@chromium.org>
Reviewed-by: Daniel Murphy <dmurph@chromium.org>
Cr-Commit-Position: refs/heads/master@{#568596}

content/browser/dom_storage/local_storage_context_mojo_unittest.cc

@@ -891,7 +891,13 @@ TEST_F(LocalStorageContextMojoTestWithService, OnDisk) {
   context->ShutdownAndDelete();
 }
 
-TEST_F(LocalStorageContextMojoTestWithService, InvalidVersionOnDisk) {
+// Flaky on Android. https://crbug.com/756550
+#if defined(OS_ANDROID)
+#define MAYBE_InvalidVersionOnDisk DISABLED_InvalidVersionOnDisk
+#else
+#define MAYBE_InvalidVersionOnDisk InvalidVersionOnDisk
+#endif
+TEST_F(LocalStorageContextMojoTestWithService, MAYBE_InvalidVersionOnDisk) {
   base::FilePath test_path(FILE_PATH_LITERAL("test_path"));
 
   // Create context and add some data to it.