First version of a QUIC SendAlgorithmSimulator which is designed to

net/tools/quic/test_tools/quic_test_utils.h

Index: net/tools/quic/test_tools/quic_test_utils.h
diff --git a/net/tools/quic/test_tools/quic_test_utils.h b/net/tools/quic/test_tools/quic_test_utils.h
index 44dbd2bdf87c133c57e543752b067afde46b74ec..2ff8c848233286aa483591635b77d6dbad708c95 100644
--- a/net/tools/quic/test_tools/quic_test_utils.h
+++ b/net/tools/quic/test_tools/quic_test_utils.h
@@ -34,25 +34,6 @@ static const uint32 kInitialFlowControlWindowForTest = 32 * 1024;  // 32 KB
 QuicAckFrame MakeAckFrameWithNackRanges(size_t num_nack_ranges,
                                         QuicPacketSequenceNumber least_unacked);
 
-// Simple random number generator used to compute random numbers suitable
-// for pseudo-randomly dropping packets in tests.  It works by computing
-// the sha1 hash of the current seed, and using the first 64 bits as
-// the next random number, and the next seed.
-class SimpleRandom {
- public:
-  SimpleRandom() : seed_(0) {}
-
-  // Returns a random number in the range [0, kuint64max].
-  uint64 RandUint64();
-
-  void set_seed(uint64 seed) { seed_ = seed; }
-
- private:
-  uint64 seed_;
-
-  DISALLOW_COPY_AND_ASSIGN(SimpleRandom);
-};
-
 class MockConnection : public QuicConnection {
  public:
   // Uses a MockHelper, ConnectionId of 42, and 127.0.0.1:123.