Load v8 snapshots directly from APK (and store them uncompressed)

content/shell/browser/shell_content_browser_client.h

Index: content/shell/browser/shell_content_browser_client.h
diff --git a/content/shell/browser/shell_content_browser_client.h b/content/shell/browser/shell_content_browser_client.h
index 0dc59b202254a2469bfb80410221ba271d6e20db..120b8cf5c17db43e4792b9d40cd06de491e157f6 100644
--- a/content/shell/browser/shell_content_browser_client.h
+++ b/content/shell/browser/shell_content_browser_client.h
@@ -12,6 +12,7 @@
 #include "base/memory/scoped_ptr.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/shell/browser/shell_speech_recognition_manager_delegate.h"
+#include "gin/v8_initializer.h"
 
 namespace content {
 
@@ -75,7 +76,11 @@ class ShellContentBrowserClient : public ContentBrowserClient {
   void GetAdditionalMappedFilesForChildProcess(
       const base::CommandLine& command_line,
       int child_process_id,
-      FileDescriptorInfo* mappings) override;
+      content::FileDescriptorInfo* mappings
+#if defined(OS_ANDROID)
+      , std::map<int, base::MemoryMappedFile::Region>* regions
+#endif
+      ) override;
 #endif
 #if defined(OS_WIN)
   void PreSpawnRenderer(sandbox::TargetPolicy* policy, bool* success) override;
@@ -97,6 +102,9 @@ class ShellContentBrowserClient : public ContentBrowserClient {
   }
 
  private:
+#if defined(OS_POSIX) && !defined(OS_MACOSX)
+  void LazyPrepV8StartupData();
+#endif
   ShellBrowserContext* ShellBrowserContextForBrowserContext(
       BrowserContext* content_browser_context);
 
@@ -104,8 +112,7 @@ class ShellContentBrowserClient : public ContentBrowserClient {
       resource_dispatcher_host_delegate_;
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
-  base::ScopedFD v8_natives_fd_;
-  base::ScopedFD v8_snapshot_fd_;
+  gin::V8Initializer::V8Files v8_files_;
 #endif
 
   base::Closure select_client_certificate_callback_;