Load non-locale .pak files directly from the .apk on Android (rather than extracting on start-up).

chrome/browser/chrome_content_browser_client.h

Index: chrome/browser/chrome_content_browser_client.h
diff --git a/chrome/browser/chrome_content_browser_client.h b/chrome/browser/chrome_content_browser_client.h
index d618af5287a740a262561125b28c715650741f01..1b0a35e7082b03cbaf5769e6406bbd9211186a0f 100644
--- a/chrome/browser/chrome_content_browser_client.h
+++ b/chrome/browser/chrome_content_browser_client.h
@@ -244,8 +244,12 @@ class ChromeContentBrowserClient : public content::ContentBrowserClient {
   void GetAdditionalMappedFilesForChildProcess(
       const base::CommandLine& command_line,
       int child_process_id,
-      content::FileDescriptorInfo* mappings) override;
+      content::FileDescriptorInfo* mappings
+#if defined(OS_ANDROID)
+      , std::map<int, base::MemoryMappedFile::Region>* regions
 #endif
+      ) override;
+#endif  // defined(OS_POSIX) && !defined(OS_MACOSX)
 #if defined(OS_WIN)
   const wchar_t* GetResourceDllName() override;
   void PreSpawnRenderer(sandbox::TargetPolicy* policy, bool* success) override;