Revert of Large wallpaper decoding in utility process

chrome/utility/chrome_content_utility_client.h

Index: chrome/utility/chrome_content_utility_client.h
diff --git a/chrome/utility/chrome_content_utility_client.h b/chrome/utility/chrome_content_utility_client.h
index 8c3aae02983bd259e48c5c1efcdf89915b6f1010..e70106469d00a52775e65e8b875be8cb29ff97ea 100644
--- a/chrome/utility/chrome_content_utility_client.h
+++ b/chrome/utility/chrome_content_utility_client.h
@@ -32,16 +32,12 @@
   static void PreSandboxStartup();
 
   // Shared with extensions::ExtensionsHandler.
-  static SkBitmap DecodeImage(const std::vector<unsigned char>& encoded_data,
-                              bool shrink_to_fit);
-  static void DecodeImageAndSend(const std::vector<unsigned char>& encoded_data,
-                                 bool shrink_to_fit);
+  static void DecodeImage(const std::vector<unsigned char>& encoded_data);
 
  private:
   // IPC message handlers.
   void OnUnpackWebResource(const std::string& resource_data);
-  void OnDecodeImage(const std::vector<unsigned char>& encoded_data,
-                     bool shrink_to_fit);
+  void OnDecodeImage(const std::vector<unsigned char>& encoded_data);
   void OnRobustJPEGDecodeImage(
       const std::vector<unsigned char>& encoded_data);