Upstream android debug and log related files

base/logging.h

 // Copyright (c) 2011 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.
 
 #ifndef BASE_LOGGING_H_
 #define BASE_LOGGING_H_
 #pragma once
 
 #include <cassert>
 #include <string>
@@ skipping 685 matching lines @@
 // and the other is NULL. To work around this, simply static_cast NULL to the
 // type of the desired pointer.
 
 #define DCHECK_EQ(val1, val2) DCHECK_OP(EQ, ==, val1, val2)
 #define DCHECK_NE(val1, val2) DCHECK_OP(NE, !=, val1, val2)
 #define DCHECK_LE(val1, val2) DCHECK_OP(LE, <=, val1, val2)
 #define DCHECK_LT(val1, val2) DCHECK_OP(LT, < , val1, val2)
 #define DCHECK_GE(val1, val2) DCHECK_OP(GE, >=, val1, val2)
 #define DCHECK_GT(val1, val2) DCHECK_OP(GT, > , val1, val2)
 
+#if defined(OS_ANDROID) && !defined(OFFICIAL_BUILD)
+// TODO(port): fix once "enough" works

[brettw, 2011/06/24 22:23:57]

Do you think "enough" works now? I can imagine this was necessary early, but it
seems it should be pretty good now.

[michaelbai, 2011/06/24 23:30:44]

We haven't ready yet :(

+#define NOTREACHED() LOG(ERROR) <<  "NOTREACHED()"
+#else
 #define NOTREACHED() DCHECK(false)
+#endif
 
 // Redefine the standard assert to use our nice log files
 #undef assert
 #define assert(x) DLOG_ASSERT(x)
 
 // This class more or less represents a particular log message.  You
 // create an instance of LogMessage and then stream stuff to it.
 // When you finish streaming to it, ~LogMessage is called and the
 // full message gets streamed to the appropriate destination.
 //
@@ skipping 221 matching lines @@
 namespace base {
 
 class StringPiece;
 
 // Allows StringPiece to be logged.
 BASE_API std::ostream& operator<<(std::ostream& o, const StringPiece& piece);
 
 }  // namespace base
 
 #endif  // BASE_LOGGING_H_