Don't disable colors in the CodeBlocks generator and minor cleanup.

Since now the only users of SetToolSupportsColor() are gone, this
method is removed too.

Alex

Source/cmExtraCodeBlocksGenerator.cxx

@@ -63,15 +63,6 @@ cmExtraCodeBlocksGenerator::cmExtraCodeBlocksGenerator()
 }
 
 
-void cmExtraCodeBlocksGenerator::SetGlobalGenerator(
-                                                  cmGlobalGenerator* generator)
-{
-  cmExternalMakefileProjectGenerator::SetGlobalGenerator(generator);
-  cmGlobalUnixMakefileGenerator3* mf = (cmGlobalUnixMakefileGenerator3*)
-                                                                     generator;
-  mf->SetToolSupportsColor(false);
-}
-
 void cmExtraCodeBlocksGenerator::Generate()
 {
   // for each sub project in the project create a codeblocks project

Source/cmExtraCodeBlocksGenerator.h

@@ -27,7 +27,6 @@ class cmExtraCodeBlocksGenerator : public cmExternalMakefileProjectGenerator
 {
 public:
   cmExtraCodeBlocksGenerator();
-  virtual void SetGlobalGenerator(cmGlobalGenerator* generator);
 
   virtual const char* GetName() const
                          { return cmExtraCodeBlocksGenerator::GetActualName();}

Source/cmExtraEclipseCDT4Generator.cxx

@@ -51,16 +51,6 @@ void cmExtraEclipseCDT4Generator
     "the default make target. A \"make install\" target is also provided.";
 }
 
-//----------------------------------------------------------------------------
-void cmExtraEclipseCDT4Generator
-::SetGlobalGenerator(cmGlobalGenerator* generator)
-{
-  cmExternalMakefileProjectGenerator::SetGlobalGenerator(generator);
-  cmGlobalUnixMakefileGenerator3* mf
-    = static_cast<cmGlobalUnixMakefileGenerator3*>(generator);
-  mf->SetToolSupportsColor(true);
-}
-
 //----------------------------------------------------------------------------
 void cmExtraEclipseCDT4Generator::Generate()
 {

Source/cmExtraEclipseCDT4Generator.h

@@ -40,8 +40,6 @@ public:
   virtual void GetDocumentation(cmDocumentationEntry& entry,
                                 const char*           fullName) const;
 
-  virtual void SetGlobalGenerator(cmGlobalGenerator* generator);
-
   virtual void Generate();
 
 private:

Source/cmGlobalGenerator.h

@@ -161,7 +161,6 @@ public:
 
   bool GetForceUnixPaths() {return this->ForceUnixPaths;}
   bool GetToolSupportsColor() { return this->ToolSupportsColor; }
-  void SetToolSupportsColor(bool enable) { this->ToolSupportsColor = enable; }
 
   ///! return the language for the given extension
   const char* GetLanguageFromExtension(const char* ext);