[android] Make pdfium_unittests work on Android.

This updates test.gni to match chromium as of
crrev.com/d29ecfa7dc3ed49a2a49002ab941adb57c53e923, changes how
PathService::GetSourceDir behaves on Android, and specifies the runtime
test data for test_support.

BUG=pdfium:415

Review-Url: https://codereview.chromium.org/2541503002

1 files changed, 3 insertions, 1 deletions

diff --git a/BUILD.gn b/BUILD.gn
index bf28674c4f..a91feeb5a9 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -197,6 +197,9 @@ static_library("test_support") {
     "testing/utils/path_service.cpp",
     "testing/utils/path_service.h",
   ]
+  data = [
+    "testing/resources/",
+  ]
   deps = [
     ":pdfium",
     "//testing/gmock",
@@ -1776,7 +1779,6 @@ test("pdfium_unittests") {
   }
   configs += [ ":pdfium_core_config" ]
   if (is_android) {
-    ignore_all_data_deps = true
     use_raw_android_executable = true
   }
 }