delete redundant imports

Author: erik-krogh

cpp/ql/lib/semmle/code/cpp/Field.qll

@@ -4,7 +4,6 @@
 
 import semmle.code.cpp.Variable
 import semmle.code.cpp.Enum
-import semmle.code.cpp.exprs.Access
 
 /**
  * A C structure member or C++ non-static member variable. For example the

cpp/ql/lib/semmle/code/cpp/rangeanalysis/SimpleRangeAnalysis.qll

@@ -1802,5 +1802,3 @@ module SimpleRangeAnalysisInternal {
     defMightOverflowNegatively(def, v) and result = varMaxVal(v)
   }
 }
-
-private import SimpleRangeAnalysisInternal

cpp/ql/lib/semmle/code/cpp/security/BufferWrite.qll

@@ -6,7 +6,6 @@
  */
 
 import cpp
-import semmle.code.cpp.commons.Alloc
 import semmle.code.cpp.commons.Buffer
 import semmle.code.cpp.commons.Scanf
 import semmle.code.cpp.models.implementations.Strcat

cpp/ql/src/Likely Bugs/Leap Year/Adding365DaysPerYear.ql

@@ -13,7 +13,6 @@
 
 import cpp
 import LeapYear
-import semmle.code.cpp.dataflow.DataFlow
 
 from Expr source, Expr sink, PossibleYearArithmeticOperationCheckConfiguration config
 where config.hasFlow(DataFlow::exprNode(source), DataFlow::exprNode(sink))

cpp/ql/src/Likely Bugs/Memory Management/NtohlArrayNoBound.ql

@@ -10,7 +10,6 @@
 
 import cpp
 import NtohlArrayNoBound
-import semmle.code.cpp.dataflow.DataFlow
 
 from NetworkToBufferSizeConfiguration bufConfig, DataFlow::Node source, DataFlow::Node sink
 where bufConfig.hasFlow(source, sink)

cpp/ql/src/Security/CWE/CWE-120/OverrunWrite.ql

@@ -15,7 +15,6 @@
  */
 
 import semmle.code.cpp.security.BufferWrite
-import semmle.code.cpp.commons.Alloc
 
 /*
  * See CWE-120/UnboundedWrite.ql for a summary of CWE-120 alert cases.

cpp/ql/src/Security/CWE/CWE-120/VeryLikelyOverrunWrite.ql

@@ -15,7 +15,6 @@
  */
 
 import semmle.code.cpp.security.BufferWrite
-import semmle.code.cpp.commons.Alloc
 
 /*
  * See CWE-120/UnboundedWrite.ql for a summary of CWE-120 alert cases.

cpp/ql/src/experimental/Security/CWE/CWE-266/IncorrectPrivilegeAssignment.ql

@@ -16,7 +16,6 @@
  */
 
 import cpp
-import semmle.code.cpp.exprs.BitwiseOperation
 import semmle.code.cpp.valuenumbering.GlobalValueNumbering
 
 /**

cpp/ql/test/library-tests/dataflow/fields/ir-path-flow.ql

@@ -4,7 +4,6 @@
 
 import semmle.code.cpp.ir.dataflow.DataFlow
 import IRConfiguration
-import cpp
 import DataFlow::PathGraph
 
 from DataFlow::PathNode src, DataFlow::PathNode sink, IRConf conf

cpp/ql/test/library-tests/dataflow/fields/path-flow.ql

@@ -4,7 +4,6 @@
 
 import semmle.code.cpp.dataflow.DataFlow
 import ASTConfiguration
-import cpp
 import DataFlow::PathGraph
 
 from DataFlow::PathNode src, DataFlow::PathNode sink, AstConf conf