Clean up unused constant globals

chrome/common/chrome_content_client.cc

 // 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.
 
 #include "chrome/common/chrome_content_client.h"
 
 #include "base/command_line.h"
 #include "base/cpu.h"
 #include "base/debug/crash_logging.h"
 #include "base/file_util.h"
@@ skipping 104 matching lines @@
     "Chrome Remote Desktop</a> webapp.";
 // Use a consistent MIME-type regardless of branding.
 const char kRemotingViewerPluginMimeType[] =
     "application/vnd.chromium.remoting-viewer";
 const char kRemotingViewerPluginMimeExtension[] = "";
 const char kRemotingViewerPluginMimeDescription[] = "";
 const uint32 kRemotingViewerPluginPermissions = ppapi::PERMISSION_PRIVATE |
                                                 ppapi::PERMISSION_DEV;
 #endif  // defined(ENABLE_REMOTING)
 
+#if defined(OS_MACOSX) && !defined(OS_IOS)
 const char kInterposeLibraryPath[] =
     "@executable_path/../../../libplugin_carbon_interpose.dylib";
+#endif  // defined(OS_MACOSX) && !defined(OS_IOS)
 
 // Appends the known built-in plugins to the given vector. Some built-in
 // plugins are "internal" which means they are compiled into the Chrome binary,
 // and some are extra shared libraries distributed with the browser (these are
 // not marked internal, aside from being automatically registered, they're just
 // regular plugins).
 void ComputeBuiltInPlugins(std::vector<content::PepperPluginInfo>* plugins) {
   // PDF.
   //
   // Once we're sandboxed, we can't know if the PDF plugin is available or not;
@@ skipping 393 matching lines @@
   }
   return false;
 }
 
 std::string ChromeContentClient::GetCarbonInterposePath() const {
   return std::string(kInterposeLibraryPath);
 }
 #endif
 
 }  // namespace chrome