DevTools: do not retain android_usb_devices in their manager.

chrome/browser/devtools/adb/android_usb_device.h

Index: chrome/browser/devtools/adb/android_usb_device.h
diff --git a/chrome/browser/devtools/adb/android_usb_device.h b/chrome/browser/devtools/adb/android_usb_device.h
index 3a9d9b76c5147a3d79f7549fc306cc9c2c793a60..622dd06b4b94e77b97bed693c1d47c5e6b69ea7f 100644
--- a/chrome/browser/devtools/adb/android_usb_device.h
+++ b/chrome/browser/devtools/adb/android_usb_device.h
@@ -9,6 +9,7 @@
 #include <queue>
 #include <vector>
 #include "base/memory/ref_counted.h"
+#include "base/memory/weak_ptr.h"
 #include "chrome/browser/usb/usb_device_handle.h"
 
 namespace base {
@@ -76,7 +77,8 @@ class AndroidUsbDevice : public base::RefCountedThreadSafe<AndroidUsbDevice> {
                    const std::string& serial,
                    int inbound_address,
                    int outbound_address,
-                   int zero_mask);
+                   int zero_mask,
+                   int interface_id);
 
   void InitOnCallerThread();
 
@@ -105,7 +107,7 @@ class AndroidUsbDevice : public base::RefCountedThreadSafe<AndroidUsbDevice> {
                            scoped_refptr<net::IOBuffer> buffer,
                            size_t result);
 
-  void ReadHeader(bool initial);
+  void ReadHeader();
   void ParseHeader(UsbTransferStatus status,
                    scoped_refptr<net::IOBuffer> buffer,
                    size_t result);
@@ -124,6 +126,7 @@ class AndroidUsbDevice : public base::RefCountedThreadSafe<AndroidUsbDevice> {
 
   void TransferError(UsbTransferStatus status);
 
+  void TerminateIfReleased();
   void Terminate();
 
   void SocketDeleted(uint32 socket_id);
@@ -138,6 +141,7 @@ class AndroidUsbDevice : public base::RefCountedThreadSafe<AndroidUsbDevice> {
   int inbound_address_;
   int outbound_address_;
   int zero_mask_;
+  int interface_id_;
 
   bool is_connected_;
   bool signature_sent_;
@@ -156,6 +160,8 @@ class AndroidUsbDevice : public base::RefCountedThreadSafe<AndroidUsbDevice> {
   typedef std::vector<scoped_refptr<AdbMessage> > PendingMessages;
   PendingMessages pending_messages_;
 
+  base::WeakPtrFactory<AndroidUsbDevice> weak_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(AndroidUsbDevice);
 };