Make js2c depend on messages.h

BUILD.gn

Index: BUILD.gn
diff --git a/BUILD.gn b/BUILD.gn
index 2f108d0803ef0e3995288f9ba1d2d3ecfa8a01bb..62863621ff2a6824e01aa86c548bc5f07b2f2fdd 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -196,9 +196,12 @@ action("js2c") {
 
   script = "tools/js2c.py"
 
-  # The script depends on this other script, this rule causes a rebuild if it
-  # changes.
-  inputs = [ "tools/jsmin.py" ]
+  # The script depends on these other files, this rule causes a rebuild if any
+  # of them changes.
+  inputs = [
+    "tools/jsmin.py",
+    "src/messages.h",
+  ]
 
   sources = [
     "src/macros.py",
@@ -260,9 +263,12 @@ action("js2c_experimental") {
 
   script = "tools/js2c.py"
 
-  # The script depends on this other script, this rule causes a rebuild if it
-  # changes.
-  inputs = [ "tools/jsmin.py" ]
+  # The script depends on these other files, this rule causes a rebuild if any
+  # of them changes.
+  inputs = [
+    "tools/jsmin.py",
+    "src/messages.h",
+  ]
 
   sources = [
     "src/macros.py",
@@ -305,9 +311,12 @@ action("js2c_extras") {
 
   script = "tools/js2c.py"
 
-  # The script depends on this other script, this rule causes a rebuild if it
-  # changes.
-  inputs = [ "tools/jsmin.py" ]
+  # The script depends on these other files, this rule causes a rebuild if any
+  # of them changes.
+  inputs = [
+    "tools/jsmin.py",
+    "src/messages.h",

[arv (Not doing code reviews), 2015/06/09 16:16:22]

I don't think js2c_extras depends on this but I'm not really sure?

[domenic, 2015/06/09 16:24:56]

Yeah I checked and it doesn't. BuildFilterChain vs. BuildExtraFilterChain.

+  ]
 
   sources = v8_extra_library_files
 
@@ -338,6 +347,7 @@ action("d8_js2c") {
   inputs = [
     "src/d8.js",
     "src/macros.py",
+    "src/messages.h',
   ]
 
   outputs = [