Implement Android shared memory data fetcher for Device Motion.

content/browser/browser_main_loop.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 "content/browser/browser_main_loop.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
@@ skipping 448 matching lines @@
   if (parts_)
     parts_->PostMainMessageLoopStart();
 
 #if defined(OS_ANDROID)
   {
     TRACE_EVENT0("startup", "BrowserMainLoop::Subsystem:SurfaceTexturePeer")
     SurfaceTexturePeer::InitInstance(new SurfaceTexturePeerBrowserImpl());
   }
   {
     TRACE_EVENT0("startup", "BrowserMainLoop::Subsystem:DataFetcher")
-    DataFetcherImplAndroid::Init(base::android::AttachCurrentThread());
+    DataFetcherImplAndroid::Register(base::android::AttachCurrentThread());

[bulach, 2013/07/10 16:59:41]

sorry, I just noticed this is in the wrong place :)
this registration should be done here instead:
https://code.google.com/p/chromium/codesearch#chromium/src/content/browser/an...

[timvolodine, 2013/07/11 14:31:34]

ok, I've pulled out this change into a separate CL, think would be easier to get
it reviewed separately.

   }
 #endif
 
   if (parsed_command_line_.HasSwitch(switches::kMemoryMetrics)) {
     TRACE_EVENT0("startup", "BrowserMainLoop::Subsystem:MemoryObserver")
     memory_observer_.reset(new MemoryObserver());
     base::MessageLoop::current()->AddTaskObserver(memory_observer_.get());
   }
 }
 
@@ skipping 453 matching lines @@
   if (parameters_.ui_task)
     base::MessageLoopForUI::current()->PostTask(FROM_HERE,
                                                 *parameters_.ui_task);
 
   base::RunLoop run_loop;
   run_loop.Run();
 #endif
 }
 
 }  // namespace content