[Android] Add option to skip v14 resource verification to GN.

Added to GYP recently https://codereview.chromium.org/1136953009 .
Adding the same flag to GN.

Also update android_tools' BUILD.gn to use v14_skip

BUG=487391

Review URL: https://codereview.chromium.org/1147483002

Cr-Commit-Position: refs/heads/master@{#330199}

build/config/android/internal_rules.gni

@@ -1104,6 +1104,10 @@ template("process_resources") {
       args += [ "--v14-verify-only" ]
     }
 
+    if (defined(invoker.v14_skip) && invoker.v14_skip) {
+      args += [ "--v14-skip" ]
+    }
+
     if (defined(invoker.shared_resources) && invoker.shared_resources) {
       args += [ "--shared-resources" ]
     }

build/config/android/rules.gni

@@ -583,6 +583,10 @@ template("android_resources") {
       v14_verify_only = invoker.v14_verify_only
     }
 
+    if (defined(invoker.v14_skip)) {
+      v14_skip = invoker.v14_skip
+    }
+
     if (defined(invoker.shared_resources)) {
       shared_resources = invoker.shared_resources
     }

build/secondary/third_party/android_tools/BUILD.gn

@@ -34,7 +34,7 @@ android_java_prebuilt("android_support_v13_java") {
 }
 
 android_resources("android_support_v7_appcompat_resources") {
-  v14_verify_only = true
+  v14_skip = true
   resource_dirs =
       [ "$android_sdk_root/extras/android/support/v7/appcompat/res" ]
   custom_package = "android.support.v7.appcompat"
@@ -48,7 +48,7 @@ android_java_prebuilt("android_support_v7_appcompat_java") {
 }
 
 android_resources("android_support_v7_mediarouter_resources") {
-  v14_verify_only = true
+  v14_skip = true
   resource_dirs =
       [ "$android_sdk_root/extras/android/support/v7/mediarouter/res" ]
   deps = [
@@ -73,7 +73,7 @@ android_java_prebuilt("android_support_v7_recyclerview_java") {
 }
 
 android_resources("google_play_services_default_resources") {
-  v14_verify_only = true
+  v14_skip = true
   resource_dirs = [ "$android_sdk_root/extras/google/google_play_services/libproject/google-play-services_lib/res" ]
   custom_package = "com.google.android.gms"
 }