Printing: Add a basic printing mode without print preview and cloud print.

build/common.gypi

 # Copyright (c) 2012 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.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 1566 matching lines @@
         'conditions': [
           ['"<(GENERATOR)"=="ninja"', {
             'clang%': 1,
             'host_os%': "mac",
           }]
         ],
       }],
       ['enable_extensions==1', {
         'grit_defines': ['-D', 'enable_extensions'],
       }],
-      ['enable_printing==1', {
+      ['enable_printing!=0', {
         'grit_defines': ['-D', 'enable_printing'],
       }],
       ['enable_themes==1', {
         'grit_defines': ['-D', 'enable_themes'],
       }],
       ['enable_app_list==1', {
         'grit_defines': ['-D', 'enable_app_list'],
       }],
       ['enable_settings_app==1', {
         'grit_defines': ['-D', 'enable_settings_app'],
@@ skipping 656 matching lines @@
       ['enable_background==1', {
         'defines': ['ENABLE_BACKGROUND=1'],
       }],
       ['enable_automation==1', {
         'defines': ['ENABLE_AUTOMATION=1'],
       }],
       ['enable_google_now==1', {
         'defines': ['ENABLE_GOOGLE_NOW=1'],
       }],
       ['enable_printing==1', {
+        'defines': ['ENABLE_FULL_PRINTING=1', 'ENABLE_PRINTING=1'],
+      }],
+      ['enable_printing==2', {

[cimamoglu1, 2013/08/11 18:22:51]

I believe an explanation above at the declaration for the different values of
enable_printing would be useful.

[Lei Zhang, 2013/08/12 06:06:15]

Done.

         'defines': ['ENABLE_PRINTING=1'],
       }],
       ['enable_spellcheck==1', {
         'defines': ['ENABLE_SPELLCHECK=1'],
       }],
       ['enable_captive_portal_detection==1', {
         'defines': ['ENABLE_CAPTIVE_PORTAL_DETECTION=1'],
       }],
       ['enable_app_list==1', {
         'defines': ['ENABLE_APP_LIST=1'],
@@ skipping 2428 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }