[Android] Add support for standalone PDFium gn build on Android.

This pulls in the android NDK and catapult, rolls chromium/src/build/,
and pulls in two .gni updates. It also fixes a few miscellaneous compile
failures in android-specific code.

BUG=pdfium:38

Review-Url: https://codereview.chromium.org/2059553002

1 files changed, 8 insertions, 0 deletions

diff --git a/BUILD.gn b/BUILD.gn
index ec57d80d2f..59215c1dd2 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -1641,6 +1641,10 @@ test("pdfium_unittests") {
     ]
   }
   configs += [ ":pdfium_core_config" ]
+  if (is_android) {
+    ignore_all_data_deps = true
+    use_raw_android_executable = true
+  }
 }
 
 test("pdfium_embeddertests") {
@@ -1694,6 +1698,10 @@ test("pdfium_embeddertests") {
     configs += [ "//v8:external_startup_data" ]
   }
   configs += [ ":pdfium_core_config" ]
+  if (is_android) {
+    ignore_all_data_deps = true
+    use_raw_android_executable = true
+  }
 }
 
 if (pdf_is_standalone) {