Parsing /proc/cpuinfo for model on Android and Aura

android_webview/lib/main/aw_main_delegate.cc

Index: android_webview/lib/main/aw_main_delegate.cc
diff --git a/android_webview/lib/main/aw_main_delegate.cc b/android_webview/lib/main/aw_main_delegate.cc
index a9f6bf6aee0c0f7fecff85f615c488660dbcef2c..68f8d7c978b2795e5dc77fa18de8aca7f7ca6a31 100644
--- a/android_webview/lib/main/aw_main_delegate.cc
+++ b/android_webview/lib/main/aw_main_delegate.cc
@@ -16,6 +16,7 @@
 #include "android_webview/native/external_video_surface_container_impl.h"
 #include "android_webview/renderer/aw_content_renderer_client.h"
 #include "base/command_line.h"
+#include "base/cpu.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ -83,6 +84,11 @@ bool AwMainDelegate::BasicStartupComplete(int* exit_code) {
 void AwMainDelegate::PreSandboxStartup() {
   // TODO(torne): When we have a separate renderer process, we need to handle
   // being passed open FDs for the resource paks here.
+#if defined(ARCH_CPU_ARM_FAMILY)
+  // Create an instance of the CPU class to parse /proc/cpuinfo and cache
+  // cpu_brand info.
+  base::CPU cpu_info;
+#endif
 }
 
 void AwMainDelegate::SandboxInitialized(const std::string& process_type) {