Refactor viewport initialization logic out of WebViewImpl.

Source/WebKit/chromium/WebKit.gyp

 #
 # Copyright (C) 2011 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #         * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #         * Redistributions in binary form must reproduce the above
@@ skipping 550 matching lines @@
                 'src/WorkerAsyncFileWriterChromium.cpp',
                 'src/WorkerAsyncFileWriterChromium.h',
                 'src/WorkerFileSystemCallbacksBridge.cpp',
                 'src/WorkerFileSystemCallbacksBridge.h',
                 'src/WorkerFileWriterCallbacksBridge.cpp',
                 'src/WorkerFileWriterCallbacksBridge.h',
                 'src/WorkerStorageQuotaCallbacksBridge.cpp',
                 'src/WorkerStorageQuotaCallbacksBridge.h',
                 'src/win/WebInputEventFactory.cpp',
                 'src/win/WebScreenInfoFactory.cpp',
+                'src/ViewportAttributesManager.cpp',
+                'src/ViewportAttributesManager.h',
             ],
             'conditions': [
                 ['component=="shared_library"', {
                     'defines': [
                         'WEBKIT_DLL',
                         'WEBKIT_IMPLEMENTATION=1',
                     ],
                     'dependencies': [
                         '../../core/core.gyp/core.gyp:webcore_derived',
                         '../../core/core.gyp/core.gyp:webcore_test_support',
@@ skipping 245 matching lines @@
         ['clang==1', {
             'target_defaults': {
                 'cflags': ['-Wglobal-constructors'],
                 'xcode_settings': {
                     'WARNING_CFLAGS': ['-Wglobal-constructors'],
                 },
             },
         }],
     ], # conditions
 }