skia_commit_hash.h

skia/BUILD.gn

Index: skia/BUILD.gn
diff --git a/skia/BUILD.gn b/skia/BUILD.gn
index 55f17b6f64d4f6d5e3958ad1fdde0f573848c44b..d2a17eac1c9db4102d86665c7c9f889e642402fc 100644
--- a/skia/BUILD.gn
+++ b/skia/BUILD.gn
@@ -296,6 +296,18 @@ config("skia_library_config") {
   }
 }
 
+action("generate_commit_hash") {

[mtklein_C, 2016/07/29 15:46:30]

How does chrome://version/ do this, and why do we not do the same?

+  script = "commit_hash.py"
+  output_file_path = "$target_gen_dir/skia_commit_hash.cpp"
+  outputs = [
+    output_file_path,
+  ]
+  args = [
+    rebase_path("//third_party/skia", root_build_dir),
+    rebase_path(output_file_path, root_build_dir),
+  ]
+}
+
 component("skia") {
   sources = [
     # Chrome sources.
@@ -478,6 +490,7 @@ component("skia") {
   public_configs = [ ":skia_config" ]
 
   deps = [
+    ":generate_commit_hash",
     ":skia_opts",
     "//base",
     "//base/third_party/dynamic_annotations",
@@ -542,6 +555,7 @@ component("skia") {
     # SkFontHost_mac.cpp uses API deprecated in iOS 7, crbug.com/408571
     cflags = [ "-Wno-deprecated-declarations" ]
   }
+  sources += get_target_outputs(":generate_commit_hash")
 }
 
 # Separated out so it can be compiled with different flags for SSE.