Remove the web-ui task manager unused stuffs for non-ChromeOS.

build/common.gypi

Index: build/common.gypi
diff --git a/build/common.gypi b/build/common.gypi
index 65aa2d656bc257993b838619bd42ce9dc1e8a6d9..6244a0076d7561247755bb05cdc934cb1b82ecc7 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -162,9 +162,6 @@
       # Disable file manager component extension by default.
       'file_manager_extension%': 0,
 
-      # Disable WebUI TaskManager by default.
-      'webui_task_manager%': 0,
-
       # Python version.
       'python_ver%': '2.6',
 
@@ -429,11 +426,6 @@
           'file_manager_extension%': 0,
         }],
 
-        # Enable WebUI TaskManager on Chrome OS or Aura.
-        ['chromeos==1 or use_aura==1', {
-          'webui_task_manager%': 1,
-        }],
-
         ['OS=="win" or OS=="mac" or (OS=="linux" and use_aura==0)', {	
           'enable_one_click_signin%': 1,	
         }],
@@ -532,7 +524,6 @@
     'enable_touch_ui%': '<(enable_touch_ui)',
     'use_xi2_mt%':'<(use_xi2_mt)',
     'file_manager_extension%': '<(file_manager_extension)',
-    'webui_task_manager%': '<(webui_task_manager)',
     'inside_chromium_build%': '<(inside_chromium_build)',
     'fastbuild%': '<(fastbuild)',
     'dcheck_always_on%': '<(dcheck_always_on)',
@@ -1068,9 +1059,6 @@
       ['file_manager_extension==1', {
         'grit_defines': ['-D', 'file_manager_extension'],
       }],
-      ['webui_task_manager==1', {
-        'grit_defines': ['-D', 'webui_task_manager'],
-      }],
       ['remoting==1', {
         'grit_defines': ['-D', 'remoting'],
       }],
@@ -1311,9 +1299,6 @@
       ['file_manager_extension==1', {
         'defines': ['FILE_MANAGER_EXTENSION=1'],
       }],
-      ['webui_task_manager==1', {
-        'defines': ['WEBUI_TASK_MANAGER=1'],
-      }],
       ['profiling==1', {
         'defines': ['ENABLE_PROFILING=1'],
       }],