Add a "dump-json" generator that dumps the dependency graph.

pylib/gyp/input.py

 #!/usr/bin/python
 
 # Copyright (c) 2011 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 from compiler.ast import Const
 from compiler.ast import Dict
 from compiler.ast import Discard
 from compiler.ast import List
@@ skipping 2218 matching lines @@
 
     # Take out the dependent settings now that they've been published to all
     # of the targets that require them.
     for target in flat_list:
       if settings_type in targets[target]:
         del targets[target][settings_type]
 
   # Make sure static libraries don't declare dependencies on other static
   # libraries, but that linkables depend on all unlinked static libraries
   # that they need so that their link steps will be correct.
-  AdjustStaticLibraryDependencies(flat_list, targets, dependency_nodes)
+  if generator_input_info['generator_wants_flattened_static_libraries']:
+    AdjustStaticLibraryDependencies(flat_list, targets, dependency_nodes)
 
   # Apply "post"/"late"/"target" variable expansions and condition evaluations.
   for target in flat_list:
     target_dict = targets[target]
     build_file = gyp.common.BuildFile(target)
     ProcessVariablesAndConditionsInDict(target_dict, True, variables,
                                         build_file)
 
   # Move everything that can go into a "configurations" section into one.
   for target in flat_list:
@@ skipping 16 matching lines @@
     ValidateRunAsInTarget(target, target_dict, build_file)
     ValidateActionsInTarget(target, target_dict, build_file)
 
   # Generators might not expect ints.  Turn them into strs.
   TurnIntIntoStrInDict(data)
 
   # TODO(mark): Return |data| for now because the generator needs a list of
   # build files that came in.  In the future, maybe it should just accept
   # a list, and not the whole data dict.
   return [flat_list, targets, data]