Add SkDrawPosTextHCommand JSON, fix skiaserve build.

gyp/microhttpd.gyp

Index: gyp/microhttpd.gyp
diff --git a/gyp/microhttpd.gyp b/gyp/microhttpd.gyp
index 58ea0baa74acbda99b9fa72111f4ac65d687b6b4..5254c022507279ffd3fa438dd78cde15d516a2d2 100644
--- a/gyp/microhttpd.gyp
+++ b/gyp/microhttpd.gyp
@@ -8,17 +8,17 @@
   'targets': [
     {
       'target_name': 'microhttpd',
-      'type': 'static_library',
+      'type': 'none',
       'variables': {
         'base_dir%': '../third_party/libmicrohttpd',
+        'out_dir%': '<(INTERMEDIATE_DIR)/build',
         'src_dir%': '../third_party/externals/microhttpd',
       },
       'direct_dependent_settings': {
         'include_dirs': [
           '<(src_dir)/src/include',
         ],
-        # for reasons I can't quite fathom, we need the below line to trigger
-        # a link
+        # Link the built library to dependents.
         'libraries': [
           'libmicrohttpd.a',
         ],
@@ -27,13 +27,15 @@
         {
           'action_name': 'configure_and_build',
           'inputs': [
-            '<(PRODUCT_DIR)/',
+            '<(base_dir)/build.py',
+            '<(src_dir)/.git/HEAD', # This does not support local changes, but does support DEPS.
           ],
           'outputs': [ '<(PRODUCT_DIR)/libmicrohttpd.a' ],
           'action': [
             'python',
             '<(base_dir)/build.py', 
             '--src', '<(src_dir)',
+            '--out', '<(out_dir)',
             '--dst', '<(PRODUCT_DIR)',
           ],
         },