Remove inside_chromium_build gyp variable

webkit/gpu/webkit_gpu.gyp

Index: webkit/gpu/webkit_gpu.gyp
diff --git a/webkit/gpu/webkit_gpu.gyp b/webkit/gpu/webkit_gpu.gyp
index 5db1fa7825ef54f341cea216a602260ecd348898..9d40d8c9192127d07dd5ff294c5ec8dd26ddbf06 100644
--- a/webkit/gpu/webkit_gpu.gyp
+++ b/webkit/gpu/webkit_gpu.gyp
@@ -8,15 +8,6 @@
     # webkit/ should be removed, at which point this condition can be
     # removed.
     ['OS != "ios"', {
-      'variables': {
-        'conditions': [
-          ['inside_chromium_build==0', {
-            'webkit_src_dir': '../../../../..',
-          },{
-            'webkit_src_dir': '../../third_party/WebKit',
-          }],
-        ],
-      },
       'targets': [
         {
           'target_name': 'webkit_gpu',
@@ -26,15 +17,15 @@
             '<(DEPTH)/base/base.gyp:base',
             '<(DEPTH)/base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
             '<(DEPTH)/gpu/command_buffer/command_buffer.gyp:gles2_utils',
-            '<(DEPTH)/gpu/gpu.gyp:command_buffer_service',
             '<(DEPTH)/gpu/gpu.gyp:command_buffer_client',
+            '<(DEPTH)/gpu/gpu.gyp:command_buffer_service',
             '<(DEPTH)/gpu/gpu.gyp:gles2_c_lib',
             '<(DEPTH)/gpu/gpu.gyp:gles2_implementation',
             '<(DEPTH)/skia/skia.gyp:skia',
+            '<(DEPTH)/third_party/WebKit/Source/WebKit/chromium/WebKit.gyp:webkit',
             '<(DEPTH)/third_party/angle/src/build_angle.gyp:translator_glsl',
             '<(DEPTH)/ui/gl/gl.gyp:gl',
             '<(DEPTH)/ui/ui.gyp:ui',
-            '<(webkit_src_dir)/Source/WebKit/chromium/WebKit.gyp:webkit',
           ],
           'sources': [
             # This list contains all .h and .cc in gpu except for test code.
@@ -51,13 +42,6 @@
             'webgraphicscontext3d_in_process_impl.cc',
             'webgraphicscontext3d_in_process_impl.h',
           ],
-          'conditions': [
-            ['inside_chromium_build==0', {
-              'dependencies': [
-                '<(DEPTH)/webkit/support/setup_third_party.gyp:third_party_headers',
-              ],
-            }],
-          ],
           'defines': [
             'WEBKIT_GPU_IMPLEMENTATION',
           ],