Revert of Treat bad values passed to --images as a fatal error

gyp/common_variables.gypi

 # Copyright 2012 The Android Open Source Project
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   # Get ready for the ugly...
   #
   # - We have to nest our variables dictionaries multiple levels deep, so that
   #   this and other gyp files can rely on previously-set variable values in
@@ skipping 20 matching lines @@
   #   dicts), so we have to re-define every variable at every enclosure level
   #   within our ridiculous matryoshka doll of 'variable' dicts.  That's why
   #   we have variable definitions like this:  'skia_os%': '<(skia_os)',
   #
   # See http://src.chromium.org/viewvc/chrome/trunk/src/build/common.gypi?revision=127004 ,
   # which deals with these same constraints in a similar manner.
   #
   'variables': {  # level 1
     'angle_path%': '../',
 
+    # RAW codec needs exceptions. Due to that, it is a separate target. Its usage can be controlled
+    # by this variable.
+    'skia_codec_decodes_raw%': 1,
+
     'variables': {  # level 2
 
       # Variables needed by conditions list within the level-2 variables dict.
       'variables': {  # level 3
         'variables': { # level 4
           # We use 'skia_os' instead of 'OS' throughout our gyp files, to allow
           # for cross-compilation (e.g. building for either MacOS or iOS on Mac).
           # We set it automatically based on 'OS' (the host OS), but allow the
           # user to override it via GYP_DEFINES if they like.
           'skia_os%': '<(OS)',
         },
         'skia_os%': '<(skia_os)',
 
         'skia_android_framework%': 0,
         'conditions' : [
           [ 'skia_os in ["linux", "freebsd", "openbsd", "solaris", "mac"]', {
             'skia_arch_type%': 'x86_64',
           }, {
             'skia_arch_type%': 'x86',
           }],
-          # RAW codec needs exceptions. Due to that, it is a separate target. Its usage can be
-          # controlled by skia_codec_decodes_raw.
-          ['skia_os == "chromeos"', {
-            # FIXME: fix the support for ChromeOS [DNG SDK issue with clock_gettime()].
-            'skia_codec_decodes_raw%' : 0,
-          }, {
-            'skia_codec_decodes_raw%' : 1,
-          }],
         ],
         'arm_version%': 0,
         'arm_neon%': 0,
         'skia_egl%': 0,
       },
 
       # Re-define all variables defined within the level-3 'variables' dict,
       # so that siblings of the level-2 'variables' dict can see them.
       # (skia_os will depend on skia_android_framework.)
       'skia_android_framework%': '<(skia_android_framework)',
-      'skia_codec_decodes_raw%': '<(skia_codec_decodes_raw)',
       'skia_arch_type%': '<(skia_arch_type)',
       'arm_version%': '<(arm_version)',
       'arm_neon%': '<(arm_neon)',
       'skia_egl%': '<(skia_egl)',
 
       'conditions': [
         [ 'skia_android_framework == 1', {
           'skia_os%': 'android',
           'skia_chrome_utils%': 0,
           'skia_use_android_framework_defines%': 1,
@@ skipping 122 matching lines @@
     'skia_no_fontconfig%': '<(skia_no_fontconfig)',
     'skia_embedded_fonts%': '<(skia_embedded_fonts)',
     'skia_sanitizer%': '<(skia_sanitizer)',
     'skia_sanitizer_blacklist%':
       '<!(python -c "import sys; import os; print os.path.abspath(sys.argv[1])" ../tools/xsan.blacklist)',
     'skia_mesa%': '<(skia_mesa)',
     'skia_gpu_extra_dependency_path%': '<(skia_gpu_extra_dependency_path)',
     'skia_gpu_extra_tests_path%': '<(skia_gpu_extra_tests_path)',
     'skia_stroke_path_rendering%': '<(skia_stroke_path_rendering)',
     'skia_android_framework%': '<(skia_android_framework)',
-    'skia_codec_decodes_raw%': '<(skia_codec_decodes_raw)',
     'skia_use_android_framework_defines%': '<(skia_use_android_framework_defines)',
     'skia_use_system_json%': '<(skia_use_system_json)',
     'skia_android_path_rendering%': '<(skia_android_path_rendering)',
     'skia_resource_cache_mb_limit%': '<(skia_resource_cache_mb_limit)',
     'skia_resource_cache_count_limit%': '<(skia_resource_cache_count_limit)',
     'skia_angle%': '<(skia_angle)',
     'skia_arch_type%': '<(skia_arch_type)',
     'skia_chrome_utils%': '<(skia_chrome_utils)',
     'skia_command_buffer%': '<(skia_command_buffer)',
     'skia_gdi%': '<(skia_gdi)',
@@ skipping 25 matching lines @@
         '-ffast-math',           # Optimize float math even when it breaks IEEE compliance.
         #'-flto'                  # Enable link-time optimization.
     ],
 
     # These are referenced by our .gypi files that list files (e.g. core.gypi)
     #
     'skia_src_path%': '../src',
     'skia_include_path%': '../include',
   },
 }