cmTarget: Restore the ImportedGetLocation method.

It was removed in commit f154475b (cmTarget: Refactor GetLocation
API, 2014-03-08), but it is more readable for targets we know are
imported.

Source/cmQtAutoGenerators.cxx

@@ -809,7 +809,8 @@ void cmQtAutoGenerators::SetupAutoMocTarget(cmTarget const* target,
                           autogenTargetName.c_str());
       return;
       }
-    makefile->AddDefinition("_qt_moc_executable", qt5Moc->GetLocation(""));
+    makefile->AddDefinition("_qt_moc_executable",
+                            qt5Moc->ImportedGetLocation(""));
     }
   else if (strcmp(qtVersion, "4") == 0)
     {
@@ -820,7 +821,8 @@ void cmQtAutoGenerators::SetupAutoMocTarget(cmTarget const* target,
                           autogenTargetName.c_str());
       return;
       }
-    makefile->AddDefinition("_qt_moc_executable", qt4Moc->GetLocation(""));
+    makefile->AddDefinition("_qt_moc_executable",
+                            qt4Moc->ImportedGetLocation(""));
     }
   else
     {
@@ -967,7 +969,8 @@ void cmQtAutoGenerators::SetupAutoUicTarget(cmTarget const* target,
       }
     else
       {
-      makefile->AddDefinition("_qt_uic_executable", qt5Uic->GetLocation(""));
+      makefile->AddDefinition("_qt_uic_executable",
+                              qt5Uic->ImportedGetLocation(""));
       }
     }
   else if (strcmp(qtVersion, "4") == 0)
@@ -979,7 +982,8 @@ void cmQtAutoGenerators::SetupAutoUicTarget(cmTarget const* target,
                           targetName.c_str());
       return;
       }
-    makefile->AddDefinition("_qt_uic_executable", qt4Uic->GetLocation(""));
+    makefile->AddDefinition("_qt_uic_executable",
+                            qt4Uic->ImportedGetLocation(""));
     }
   else
     {
@@ -1171,7 +1175,7 @@ std::string cmQtAutoGenerators::GetRccExecutable(cmTarget const* target)
                           targetName.c_str());
       return std::string();
       }
-    return qt5Rcc->GetLocation("");
+    return qt5Rcc->ImportedGetLocation("");
     }
   else if (strcmp(qtVersion, "4") == 0)
     {
@@ -1182,7 +1186,7 @@ std::string cmQtAutoGenerators::GetRccExecutable(cmTarget const* target)
                           targetName.c_str());
       return std::string();
       }
-    return qt4Rcc->GetLocation("");
+    return qt4Rcc->ImportedGetLocation("");
     }
 
   cmSystemTools::Error("The CMAKE_AUTORCC feature supports only Qt 4 and "

Source/cmTarget.cxx

@@ -2753,6 +2753,15 @@ const char* cmTarget::GetLocation(const std::string& config) const
   return location.c_str();
 }
 
+//----------------------------------------------------------------------------
+const char* cmTarget::ImportedGetLocation(const std::string& config) const
+{
+  static std::string location;
+  assert(this->IsImported());
+  location = this->ImportedGetFullPath(config, false);
+  return location.c_str();
+}
+
 //----------------------------------------------------------------------------
 const char* cmTarget::GetLocationForBuild() const
 {

Source/cmTarget.h

@@ -377,6 +377,7 @@ public:
   /** Get the location of the target in the build tree for the given
       configuration.  */
   const char* GetLocation(const std::string& config) const;
+  const char* ImportedGetLocation(const std::string& config) const;
 
   /** Get the location of the target in the build tree with a placeholder
       referencing the configuration in the native build system.  This