Creating new gn arg: enable_all_proguard_optimizations.

testing/android/proguard_for_test.flags

Index: testing/android/proguard_for_test.flags
diff --git a/testing/android/proguard_for_test.flags b/testing/android/proguard_for_test.flags
new file mode 100644
index 0000000000000000000000000000000000000000..24e7ccd678167496ceb99e714b0808f653a4f8c6
--- /dev/null
+++ b/testing/android/proguard_for_test.flags
@@ -0,0 +1,12 @@
+# Copyright (c) 2016 The Chromium Authors. All rights reserved.

[agrieve, 2016/07/07 01:32:13]

nit: we don't put the (c) in anymore :P

[smaier, 2016/07/07 15:05:05]

Done.

+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# This file is for proguard flags which will be applied to apks that are being
+# built to be instrumentation tested. The flags in this file should only affect
+# how the instrumentation tests interact with the .apk. Do not put any flags in
+# this file which might affect the correctness of the .apk.
+
+# We don't optimize to prevent inlining functions our instrumentation tests rely
+# on.
+-dontoptimize

[jbudorick, 2016/07/07 01:48:52]

Does this need to be in its own file? Can we pass it inline?

[agrieve, 2016/07/07 13:37:57]

I made the same comment in person, and Sam pointed out that we'll also want to
move the @VisibleForTesting -keeps in here next (and friends)