Merge .in files for css/svg properties into a single file

Source/devtools/scripts/generate_supported_css.py

Index: Source/devtools/scripts/generate_supported_css.py
diff --git a/Source/devtools/scripts/generate_supported_css.py b/Source/devtools/scripts/generate_supported_css.py
index 2883c943332d2495aa4524c54279cd215a7ae724..4fcce2e6f054a44d69fa96c3f8e857276e79b88a 100755
--- a/Source/devtools/scripts/generate_supported_css.py
+++ b/Source/devtools/scripts/generate_supported_css.py
@@ -34,7 +34,7 @@ except ImportError:
 
 import sys
 
-cssProperties = {}
+properties = []
 
 
 def filterCommentsAndEmptyLines(lines):
@@ -50,35 +50,17 @@ def fillPropertiesFromFile(fileName):
         lines = f.readlines()
     lines = filterCommentsAndEmptyLines(lines)
     for line in lines:
-        if not "alias_for" in line:
-            cssProperties[line] = []
-
-
-def fillCSSShorthandsFromFile(fileName):
-    with open(fileName, "r") as f:
-        lines = f.readlines()
-    lines = filterCommentsAndEmptyLines(lines)
-    for line in lines:
-        # Every line is:
-        #  <property-name>[ longhands=<longhand 1>;<longhand 2>;<longhand 3>,runtimeEnabledShorthand=<runtime flag name>]
-        # There might be a runtime flag declaration at the end of the list followed by a comma.
-        if "," in line:
-            line = line[:line.index(",")]
-        shorthand = line[:line.index(" ")]
-        longhands = line[line.index("=") + 1:].split(";")
-        cssProperties[shorthand] = longhands
+        if "alias_for" in line:
+            continue
+        name = line.split(" ")[0]

[Nils Barth (inactive), 2014/07/07 16:43:28]

str.partition is a bit better:
name = line.partition(" ")[0]
https://docs.python.org/2/library/stdtypes.html#str.partition

+        entry = {"name": name}
+        if "longhands=" in line:

[Nils Barth (inactive), 2014/07/07 16:43:28]

longhands_value = line.partition("longhands=")[2]
if longhands_value:
    ...

+            longhands = line.split("longhands=")[1]
+            longhands = longhands.split(",")[0]
+            entry["longhands"] = longhands.split(";")
+        properties.append(entry)
 
 fillPropertiesFromFile(sys.argv[1])
-fillPropertiesFromFile(sys.argv[2])
-fillCSSShorthandsFromFile(sys.argv[3])
-
-# Reformat from map into list.
-reformat = []
-for name, longhands in cssProperties.items():
-    entry = {"name": name}
-    if len(longhands) > 0:
-        entry["longhands"] = longhands
-    reformat.append(entry)
 
-with open(sys.argv[4], "w") as f:
-    f.write("WebInspector.CSSMetadata.initializeWithSupportedProperties(%s);" % json.dumps(reformat))
+with open(sys.argv[2], "w") as f:
+    f.write("WebInspector.CSSMetadata.initializeWithSupportedProperties(%s);" % json.dumps(properties))