Use a qualified path for grit includes in various chrome/ directories.

chrome/common/extensions/chrome_extensions_client.cc

 // Copyright 2013 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.
 
 #include "chrome/common/extensions/chrome_extensions_client.h"
 
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/extensions/api/generated_schemas.h"
 #include "chrome/common/extensions/chrome_manifest_handlers.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/extensions/features/chrome_channel_feature_filter.h"
 #include "chrome/common/extensions/features/feature_channel.h"
 #include "chrome/common/url_constants.h"
+#include "chrome/grit/common_resources.h"
+#include "chrome/grit/generated_resources.h"
 #include "content/public/common/url_constants.h"
 #include "extensions/common/api/generated_schemas.h"
 #include "extensions/common/common_manifest_handlers.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_api.h"
 #include "extensions/common/features/api_feature.h"
 #include "extensions/common/features/base_feature_provider.h"
 #include "extensions/common/features/feature_provider.h"
 #include "extensions/common/features/json_feature_provider_source.h"
 #include "extensions/common/features/manifest_feature.h"
 #include "extensions/common/features/permission_feature.h"
 #include "extensions/common/features/simple_feature.h"
 #include "extensions/common/manifest_constants.h"
 #include "extensions/common/manifest_handler.h"
 #include "extensions/common/permissions/api_permission_set.h"
 #include "extensions/common/permissions/permission_message.h"
 #include "extensions/common/permissions/permissions_info.h"
 #include "extensions/common/url_pattern.h"
 #include "extensions/common/url_pattern_set.h"
-#include "grit/common_resources.h"
-#if defined(ENABLE_EXTENSIONS)
-#include "grit/extensions_api_resources.h"
-#endif
-#include "grit/extensions_resources.h"
-#include "grit/generated_resources.h"
+#include "extensions/grit/extensions_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "url/gurl.h"
 
+#if defined(ENABLE_EXTENSIONS)

[not at google - send to devlin, 2014/08/08 13:55:54]

i presume that eventually this'll be unnecessary because
chrome_extensions_client won't even be installed if ENABLE_EXTENSIONS is false?

[Lei Zhang, 2014/08/08 19:10:50]

Yes, but we are not quite there yet. Only chrome/browser/extensions and
extensions/browser are completely switched off on Android right now.

+#include "chrome/grit/extensions_api_resources.h"
+#endif
+
 namespace extensions {
 
 namespace {
 
 const char kThumbsWhiteListedExtension[] = "khopmbdjffemhegeeobelklnbglcdgfh";
 
 template <class FeatureClass>
 SimpleFeature* CreateFeature() {
   SimpleFeature* feature = new FeatureClass;
   feature->AddFilter(
@@ skipping 216 matching lines @@
   // Suppress fatal errors only on beta and stable channels.
   return GetCurrentChannel() > chrome::VersionInfo::CHANNEL_DEV;
 }
 
 // static
 ChromeExtensionsClient* ChromeExtensionsClient::GetInstance() {
   return g_client.Pointer();
 }
 
 }  // namespace extensions