Revert "Add support for language plugins to provide data formatters"

This reverts r246515 (and related cmake fixes) as it breaks all libcxx tests.

llvm-svn: 246536
diff --git a/lldb/cmake/LLDBDependencies.cmake b/lldb/cmake/LLDBDependencies.cmake
index 27f4dd2..031d280 100644
--- a/lldb/cmake/LLDBDependencies.cmake
+++ b/lldb/cmake/LLDBDependencies.cmake
@@ -20,10 +20,6 @@
   lldbPluginDynamicLoaderPosixDYLD
   lldbPluginDynamicLoaderHexagonDYLD
   lldbPluginDynamicLoaderWindowsDYLD
-  
-  lldbPluginCPlusPlusLanguage
-  lldbPluginObjCLanguage
-  lldbPluginObjCPlusPlusLanguage
 
   lldbPluginObjectFileELF
   lldbPluginObjectFileJIT
diff --git a/lldb/include/lldb/DataFormatters/FormatManager.h b/lldb/include/lldb/DataFormatters/FormatManager.h
index 8abd33d..ebc00bd 100644
--- a/lldb/include/lldb/DataFormatters/FormatManager.h
+++ b/lldb/include/lldb/DataFormatters/FormatManager.h
@@ -21,13 +21,11 @@
 #include "lldb/DataFormatters/FormatCache.h"
 #include "lldb/DataFormatters/FormatClasses.h"
 #include "lldb/DataFormatters/FormattersContainer.h"
-#include "lldb/DataFormatters/LanguageCategory.h"
 #include "lldb/DataFormatters/TypeCategory.h"
 #include "lldb/DataFormatters/TypeCategoryMap.h"
 
 #include <atomic>
 #include <functional>
-#include <memory>
 
 namespace lldb_private {
     
@@ -50,8 +48,6 @@
     template <typename FormatterType>
     using HardcodedFormatterFinders = std::vector<HardcodedFormatterFinder<FormatterType>>;
     
-    typedef std::map<lldb::LanguageType, LanguageCategory::UniquePointer> LanguageCategories;
-    
     typedef TypeCategoryMap::CallbackType CategoryCallback;
     
     FormatManager ();
@@ -127,8 +123,11 @@
     }
     
     void
-    LoopThroughCategories (CategoryCallback callback, void* param);
-
+    LoopThroughCategories (CategoryCallback callback, void* param)
+    {
+        m_categories_map.LoopThrough(callback, param);
+    }
+    
     lldb::TypeCategoryImplSP
     GetCategory (const char* category_name = NULL,
                  bool can_create = true)
@@ -259,9 +258,6 @@
                             true);
         return matches;
     }
-    
-    static ConstString
-    GetTypeForCache (ValueObject&, lldb::DynamicValueType);
 
 private:
     
@@ -276,14 +272,10 @@
                         bool did_strip_typedef,
                         bool root_level = false);
     
-    LanguageCategory*
-    GetCategoryForLanguage (lldb::LanguageType lang_type);
-    
     FormatCache m_format_cache;
     NamedSummariesMap m_named_summaries_map;
     std::atomic<uint32_t> m_last_revision;
     TypeCategoryMap m_categories_map;
-    LanguageCategories m_language_categories_map;
     
     ConstString m_default_category_name;
     ConstString m_system_category_name;
diff --git a/lldb/include/lldb/DataFormatters/LanguageCategory.h b/lldb/include/lldb/DataFormatters/LanguageCategory.h
deleted file mode 100644
index a3940f2..0000000
--- a/lldb/include/lldb/DataFormatters/LanguageCategory.h
+++ /dev/null
@@ -1,67 +0,0 @@
-//===-- LanguageCategory.h----------------------------------------*- C++ -*-===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef lldb_LanguageCategory_h_
-#define lldb_LanguageCategory_h_
-
-// C Includes
-// C++ Includes
-
-// Other libraries and framework includes
-// Project includes
-#include "lldb/lldb-public.h"
-#include "lldb/DataFormatters/FormatCache.h"
-#include "lldb/DataFormatters/FormatClasses.h"
-
-#include <memory>
-
-namespace lldb_private {
-
-class LanguageCategory
-{
-public:
-    typedef std::unique_ptr<LanguageCategory> UniquePointer;
-    
-    LanguageCategory (lldb::LanguageType lang_type);
-    
-    bool
-    Get (ValueObject& valobj,
-         lldb::DynamicValueType dynamic,
-         FormattersMatchVector matches,
-         lldb::TypeFormatImplSP& format_sp);
-
-    bool
-    Get (ValueObject& valobj,
-         lldb::DynamicValueType dynamic,
-         FormattersMatchVector matches,
-         lldb::TypeSummaryImplSP& format_sp);
-
-    bool
-    Get (ValueObject& valobj,
-         lldb::DynamicValueType dynamic,
-         FormattersMatchVector matches,
-         lldb::SyntheticChildrenSP& format_sp);
-
-    bool
-    Get (ValueObject& valobj,
-         lldb::DynamicValueType dynamic,
-         FormattersMatchVector matches,
-         lldb::TypeValidatorImplSP& format_sp);
-    
-    lldb::TypeCategoryImplSP
-    GetCategory () const;
-    
-private:
-    lldb::TypeCategoryImplSP m_category_sp;
-    lldb_private::FormatCache m_format_cache;
-};
-    
-} // namespace lldb_private
-
-#endif // lldb_LanguageCategory_h_
diff --git a/lldb/include/lldb/DataFormatters/TypeCategory.h b/lldb/include/lldb/DataFormatters/TypeCategory.h
index b05fc52..e32efa4 100644
--- a/lldb/include/lldb/DataFormatters/TypeCategory.h
+++ b/lldb/include/lldb/DataFormatters/TypeCategory.h
@@ -314,7 +314,6 @@
             m_enabled_position = p;
         }
         
-        friend class LanguageCategory;
         friend class TypeCategoryMap;
         
         friend class FormattersContainer<ConstString, TypeFormatImpl>;
diff --git a/lldb/include/lldb/DataFormatters/TypeCategoryMap.h b/lldb/include/lldb/DataFormatters/TypeCategoryMap.h
index e957934..41b170d 100644
--- a/lldb/include/lldb/DataFormatters/TypeCategoryMap.h
+++ b/lldb/include/lldb/DataFormatters/TypeCategoryMap.h
@@ -102,25 +102,21 @@
 
         lldb::TypeFormatImplSP
         GetFormat (ValueObject& valobj,
-                   lldb::DynamicValueType use_dynamic,
-                   FormattersMatchVector matches);
+                   lldb::DynamicValueType use_dynamic);
         
         lldb::TypeSummaryImplSP
         GetSummaryFormat (ValueObject& valobj,
-                          lldb::DynamicValueType use_dynamic,
-                          FormattersMatchVector matches);
+                          lldb::DynamicValueType use_dynamic);
         
 #ifndef LLDB_DISABLE_PYTHON
         lldb::SyntheticChildrenSP
         GetSyntheticChildren (ValueObject& valobj,
-                              lldb::DynamicValueType use_dynamic,
-                              FormattersMatchVector matches);
+                              lldb::DynamicValueType use_dynamic);
 #endif
         
     lldb::TypeValidatorImplSP
     GetValidator (ValueObject& valobj,
-                  lldb::DynamicValueType use_dynamic,
-                  FormattersMatchVector matches);
+                  lldb::DynamicValueType use_dynamic);
         
     private:
         
diff --git a/lldb/include/lldb/Target/Language.h b/lldb/include/lldb/Target/Language.h
index e2512c6..2c6c1da 100644
--- a/lldb/include/lldb/Target/Language.h
+++ b/lldb/include/lldb/Target/Language.h
@@ -39,9 +39,6 @@
         virtual lldb::LanguageType
         GetLanguageType () const = 0;
         
-        virtual lldb::TypeCategoryImplSP
-        GetFormatters ();
-
     protected:
         //------------------------------------------------------------------
         // Classes that inherit from Language can see and modify these
diff --git a/lldb/include/lldb/lldb-forward.h b/lldb/include/lldb/lldb-forward.h
index ec6641a..a0e0f49 100644
--- a/lldb/include/lldb/lldb-forward.h
+++ b/lldb/include/lldb/lldb-forward.h
@@ -115,7 +115,6 @@
 class   JITLoader;
 class   JITLoaderList;
 class   Language;
-class   LanguageCategory;
 class   LanguageRuntime;
 class   MemoryRegionInfo;
 class   LineTable;
diff --git a/lldb/lldb.xcodeproj/project.pbxproj b/lldb/lldb.xcodeproj/project.pbxproj
index df91feb..b3b236a 100644
--- a/lldb/lldb.xcodeproj/project.pbxproj
+++ b/lldb/lldb.xcodeproj/project.pbxproj
@@ -726,8 +726,6 @@
 		941BCC8214E48C4000BB969C /* SBTypeSynthetic.h in Headers */ = {isa = PBXBuildFile; fileRef = 9461568914E355F2003A195C /* SBTypeSynthetic.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		94235B9E1A8D667400EB2EED /* SBVariablesOptions.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 94235B9B1A8D5FF300EB2EED /* SBVariablesOptions.cpp */; };
 		94235B9F1A8D66D600EB2EED /* SBVariablesOptions.h in Headers */ = {isa = PBXBuildFile; fileRef = 94235B9A1A8D5FD800EB2EED /* SBVariablesOptions.h */; settings = {ATTRIBUTES = (Public, ); }; };
-		942612F71B95000000EF842E /* LanguageCategory.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 942612F61B95000000EF842E /* LanguageCategory.cpp */; settings = {ASSET_TAGS = (); }; };
-		942612F81B952C9B00EF842E /* ObjCLanguage.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 94B6385E1B8FB7A2004FE1E4 /* ObjCLanguage.cpp */; settings = {ASSET_TAGS = (); }; };
 		942829561A89614C00521B30 /* JSON.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 942829551A89614C00521B30 /* JSON.cpp */; };
 		942829CC1A89839300521B30 /* liblldb-core.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 2689FFCA13353D7A00698AC0 /* liblldb-core.a */; };
 		942AFF0519F84ABF007B43B4 /* LibCxxVector.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 942AFF0419F84ABF007B43B4 /* LibCxxVector.cpp */; };
@@ -2409,8 +2407,6 @@
 		94235B9A1A8D5FD800EB2EED /* SBVariablesOptions.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = SBVariablesOptions.h; path = include/lldb/API/SBVariablesOptions.h; sourceTree = "<group>"; };
 		94235B9B1A8D5FF300EB2EED /* SBVariablesOptions.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = SBVariablesOptions.cpp; path = source/API/SBVariablesOptions.cpp; sourceTree = "<group>"; };
 		94235B9D1A8D601A00EB2EED /* SBVariablesOptions.i */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c.preprocessed; path = SBVariablesOptions.i; sourceTree = "<group>"; };
-		942612F51B94FFE900EF842E /* LanguageCategory.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = LanguageCategory.h; path = include/lldb/DataFormatters/LanguageCategory.h; sourceTree = "<group>"; };
-		942612F61B95000000EF842E /* LanguageCategory.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = LanguageCategory.cpp; path = source/DataFormatters/LanguageCategory.cpp; sourceTree = "<group>"; };
 		942829541A89614000521B30 /* JSON.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = JSON.h; path = include/lldb/Utility/JSON.h; sourceTree = "<group>"; };
 		942829551A89614C00521B30 /* JSON.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = JSON.cpp; path = source/Utility/JSON.cpp; sourceTree = "<group>"; };
 		942829C01A89835300521B30 /* argdumper */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = argdumper; sourceTree = BUILT_PRODUCTS_DIR; };
@@ -5300,8 +5296,6 @@
 				94CB256216B069800059775D /* FormatManager.h */,
 				94CB255A16B069770059775D /* FormatManager.cpp */,
 				94EE33F218643C6900CD703B /* FormattersContainer.h */,
-				942612F51B94FFE900EF842E /* LanguageCategory.h */,
-				942612F61B95000000EF842E /* LanguageCategory.cpp */,
 				94D0B10A16D5535900EA9C70 /* LibCxx.cpp */,
 				942AFF0619F84C02007B43B4 /* LibCxxInitializerList.cpp */,
 				94CD704F16F8DF1C00CF1E42 /* LibCxxList.cpp */,
@@ -6203,7 +6197,6 @@
 				2689005C13353E0400698AC0 /* ValueObjectVariable.cpp in Sources */,
 				264A58EE1A7DBCAD00A6B1B0 /* OptionValueFormatEntity.cpp in Sources */,
 				8C2D6A53197A1EAF006989C9 /* MemoryHistory.cpp in Sources */,
-				942612F71B95000000EF842E /* LanguageCategory.cpp in Sources */,
 				2689005D13353E0400698AC0 /* VMRange.cpp in Sources */,
 				2689005E13353E0E00698AC0 /* ClangASTSource.cpp in Sources */,
 				3FDFED0F19B7D269009756A7 /* ThisThread.cpp in Sources */,
@@ -6238,7 +6231,6 @@
 				2689007213353E1A00698AC0 /* Mutex.cpp in Sources */,
 				25420ED21A649D88009ADBCB /* PipeBase.cpp in Sources */,
 				AF20F7661AF18F8500751A6E /* ABISysV_arm.cpp in Sources */,
-				942612F81B952C9B00EF842E /* ObjCLanguage.cpp in Sources */,
 				2689007313353E1A00698AC0 /* Symbols.cpp in Sources */,
 				26474CBC18D0CB2D0073DEBA /* RegisterContextMach_arm.cpp in Sources */,
 				257E47171AA56C2000A62F81 /* ModuleCache.cpp in Sources */,
diff --git a/lldb/source/API/SystemInitializerFull.cpp b/lldb/source/API/SystemInitializerFull.cpp
index 5711d0f..4ba4a42 100644
--- a/lldb/source/API/SystemInitializerFull.cpp
+++ b/lldb/source/API/SystemInitializerFull.cpp
@@ -41,9 +41,6 @@
 #include "Plugins/Instruction/ARM64/EmulateInstructionARM64.h"
 #include "Plugins/InstrumentationRuntime/AddressSanitizer/AddressSanitizerRuntime.h"
 #include "Plugins/JITLoader/GDB/JITLoaderGDB.h"
-#include "Plugins/Language/CPlusPlus/CPlusPlusLanguage.h"
-#include "Plugins/Language/ObjC/ObjCLanguage.h"
-#include "Plugins/Language/ObjCPlusPlus/ObjCPlusPlusLanguage.h"
 #include "Plugins/LanguageRuntime/CPlusPlus/ItaniumABI/ItaniumABILanguageRuntime.h"
 #include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV1.h"
 #include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV2.h"
@@ -284,10 +281,6 @@
     AppleObjCRuntimeV1::Initialize();
     SystemRuntimeMacOSX::Initialize();
     RenderScriptRuntime::Initialize();
-    
-    CPlusPlusLanguage::Initialize();
-    ObjCLanguage::Initialize();
-    ObjCPlusPlusLanguage::Initialize();
 
 #if defined(_MSC_VER)
     ProcessWindows::Initialize();
@@ -392,10 +385,6 @@
     SystemRuntimeMacOSX::Terminate();
     RenderScriptRuntime::Terminate();
 
-    CPlusPlusLanguage::Terminate();
-    ObjCLanguage::Terminate();
-    ObjCPlusPlusLanguage::Terminate();
-    
 #if defined(__APPLE__)
     ProcessMachCore::Terminate();
     ProcessKDP::Terminate();
diff --git a/lldb/source/DataFormatters/CMakeLists.txt b/lldb/source/DataFormatters/CMakeLists.txt
index 691190a..ad29369 100644
--- a/lldb/source/DataFormatters/CMakeLists.txt
+++ b/lldb/source/DataFormatters/CMakeLists.txt
@@ -9,7 +9,6 @@
   FormatCache.cpp
   FormatClasses.cpp
   FormatManager.cpp
-  LanguageCategory.cpp
   LibCxx.cpp
   LibCxxInitializerList.cpp
   LibCxxList.cpp
diff --git a/lldb/source/DataFormatters/FormatManager.cpp b/lldb/source/DataFormatters/FormatManager.cpp
index 52209ca..e41d341 100644
--- a/lldb/source/DataFormatters/FormatManager.cpp
+++ b/lldb/source/DataFormatters/FormatManager.cpp
@@ -16,13 +16,10 @@
 
 #include "lldb/Core/Debugger.h"
 #include "lldb/DataFormatters/CXXFormatterFunctions.h"
-#include "lldb/DataFormatters/LanguageCategory.h"
 #include "lldb/Target/ExecutionContext.h"
 #include "lldb/Target/Platform.h"
 #include "llvm/ADT/STLExtras.h"
 
-#include <initializer_list>
-
 using namespace lldb;
 using namespace lldb_private;
 
@@ -475,20 +472,6 @@
     return validator_chosen_sp;
 }
 
-void
-FormatManager::LoopThroughCategories (CategoryCallback callback, void* param)
-{
-    m_categories_map.LoopThrough(callback, param);
-    for (const auto& entry : m_language_categories_map)
-    {
-        if (auto category_sp = entry.second->GetCategory())
-        {
-            if (!callback(param, category_sp))
-                break;
-        }
-    }
-}
-
 lldb::TypeCategoryImplSP
 FormatManager::GetCategory (const ConstString& category_name,
                             bool can_create)
@@ -613,8 +596,8 @@
 }
 
 ConstString
-FormatManager::GetTypeForCache (ValueObject& valobj,
-                                lldb::DynamicValueType use_dynamic)
+GetTypeForCache (ValueObject& valobj,
+                 lldb::DynamicValueType use_dynamic)
 {
     if (use_dynamic == lldb::eNoDynamicValues)
     {
@@ -635,28 +618,6 @@
     return ConstString();
 }
 
-static std::initializer_list<lldb::LanguageType>
-GetCandidateLanguages (ValueObject& valobj)
-{
-    lldb::LanguageType lang_type = valobj.GetObjectRuntimeLanguage();
-    switch (lang_type)
-    {
-        default:
-            return {lang_type};
-    }
-}
-
-LanguageCategory*
-FormatManager::GetCategoryForLanguage (lldb::LanguageType lang_type)
-{
-    auto iter = m_language_categories_map.find(lang_type), end = m_language_categories_map.end();
-    if (iter != end)
-        return iter->second.get();
-    LanguageCategory* lang_category = new LanguageCategory(lang_type);
-    m_language_categories_map[lang_type] = LanguageCategory::UniquePointer(lang_category);
-    return lang_category;
-}
-
 lldb::TypeFormatImplSP
 FormatManager::GetHardcodedFormat (ValueObject& valobj,
                                    lldb::DynamicValueType use_dynamic)
@@ -694,29 +655,7 @@
         if (log)
             log->Printf("[FormatManager::GetFormat] Cache search failed. Going normal route");
     }
-    
-    FormattersMatchVector matches = GetPossibleMatches(valobj, use_dynamic);
-    
-    retval = m_categories_map.GetFormat(valobj, use_dynamic, matches);
-    if (!retval)
-    {
-        if (log)
-            log->Printf("[FormatManager::GetFormat] Search failed. Giving language a chance.");
-        for (lldb::LanguageType lang_type : GetCandidateLanguages(valobj))
-        {
-            if (LanguageCategory* lang_category = GetCategoryForLanguage(lang_type))
-            {
-                if (lang_category->Get(valobj, use_dynamic, matches, retval))
-                    break;
-            }
-        }
-        if (retval)
-        {
-            if (log)
-                log->Printf("[FormatManager::GetFormat] Language search success. Returning.");
-            return retval;
-        }
-    }
+    retval = m_categories_map.GetFormat(valobj, use_dynamic);
     if (!retval)
     {
         if (log)
@@ -774,29 +713,7 @@
         if (log)
             log->Printf("[FormatManager::GetSummaryFormat] Cache search failed. Going normal route");
     }
-    
-    FormattersMatchVector matches = GetPossibleMatches(valobj, use_dynamic);
-    
-    retval = m_categories_map.GetSummaryFormat(valobj, use_dynamic, matches);
-    if (!retval)
-    {
-        if (log)
-            log->Printf("[FormatManager::GetSummaryFormat] Search failed. Giving language a chance.");
-        for (lldb::LanguageType lang_type : GetCandidateLanguages(valobj))
-        {
-            if (LanguageCategory* lang_category = GetCategoryForLanguage(lang_type))
-            {
-                if (lang_category->Get(valobj, use_dynamic, matches, retval))
-                    break;
-            }
-        }
-        if (retval)
-        {
-            if (log)
-                log->Printf("[FormatManager::GetSummaryFormat] Language search success. Returning.");
-            return retval;
-        }
-    }
+    retval = m_categories_map.GetSummaryFormat(valobj, use_dynamic);
     if (!retval)
     {
         if (log)
@@ -855,29 +772,7 @@
         if (log)
             log->Printf("[FormatManager::GetSyntheticChildren] Cache search failed. Going normal route");
     }
-    
-    FormattersMatchVector matches = GetPossibleMatches(valobj, use_dynamic);
-    
-    retval = m_categories_map.GetSyntheticChildren(valobj, use_dynamic, matches);
-    if (!retval)
-    {
-        if (log)
-            log->Printf("[FormatManager::GetSyntheticChildren] Search failed. Giving language a chance.");
-        for (lldb::LanguageType lang_type : GetCandidateLanguages(valobj))
-        {
-            if (LanguageCategory* lang_category = GetCategoryForLanguage(lang_type))
-            {
-                if (lang_category->Get(valobj, use_dynamic, matches, retval))
-                    break;
-            }
-        }
-        if (retval)
-        {
-            if (log)
-                log->Printf("[FormatManager::GetSyntheticChildren] Language search success. Returning.");
-            return retval;
-        }
-    }
+    retval = m_categories_map.GetSyntheticChildren(valobj, use_dynamic);
     if (!retval)
     {
         if (log)
@@ -923,29 +818,7 @@
         if (log)
             log->Printf("[FormatManager::GetValidator] Cache search failed. Going normal route");
     }
-    
-    FormattersMatchVector matches = GetPossibleMatches(valobj, use_dynamic);
-    
-    retval = m_categories_map.GetValidator(valobj, use_dynamic, matches);
-    if (!retval)
-    {
-        if (log)
-            log->Printf("[FormatManager::GetValidator] Search failed. Giving language a chance.");
-        for (lldb::LanguageType lang_type : GetCandidateLanguages(valobj))
-        {
-            if (LanguageCategory* lang_category = GetCategoryForLanguage(lang_type))
-            {
-                if (lang_category->Get(valobj, use_dynamic, matches, retval))
-                    break;
-            }
-        }
-        if (retval)
-        {
-            if (log)
-                log->Printf("[FormatManager::GetValidator] Language search success. Returning.");
-            return retval;
-        }
-    }
+    retval = m_categories_map.GetValidator(valobj, use_dynamic);
     if (!retval)
     {
         if (log)
@@ -984,7 +857,6 @@
     m_named_summaries_map(this),
     m_last_revision(0),
     m_categories_map(this),
-    m_language_categories_map(),
     m_default_category_name(ConstString("default")),
     m_system_category_name(ConstString("system")), 
     m_gnu_cpp_category_name(ConstString("gnu-libstdc++")),
@@ -1211,7 +1083,17 @@
     lldb::TypeSummaryImplSP std_wstring_summary_sp(new CXXFunctionSummaryFormat(stl_summary_flags, lldb_private::formatters::LibcxxWStringSummaryProvider, "std::wstring summary provider"));
 
     TypeCategoryImpl::SharedPointer libcxx_category_sp = GetCategory(m_libcxx_category_name);
+    
+    libcxx_category_sp->GetTypeSummariesContainer()->Add(ConstString("std::__1::string"),
+                                                   std_string_summary_sp);
+    libcxx_category_sp->GetTypeSummariesContainer()->Add(ConstString("std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >"),
+                                                   std_string_summary_sp);
 
+    libcxx_category_sp->GetTypeSummariesContainer()->Add(ConstString("std::__1::wstring"),
+                                                   std_wstring_summary_sp);
+    libcxx_category_sp->GetTypeSummariesContainer()->Add(ConstString("std::__1::basic_string<wchar_t, std::__1::char_traits<wchar_t>, std::__1::allocator<wchar_t> >"),
+                                                   std_wstring_summary_sp);
+    
     SyntheticChildren::Flags stl_synth_flags;
     stl_synth_flags.SetCascades(true).SetSkipPointers(false).SetSkipReferences(false);
     
diff --git a/lldb/source/DataFormatters/LanguageCategory.cpp b/lldb/source/DataFormatters/LanguageCategory.cpp
deleted file mode 100644
index 5d6d432..0000000
--- a/lldb/source/DataFormatters/LanguageCategory.cpp
+++ /dev/null
@@ -1,133 +0,0 @@
-//===-- LanguageCategory.cpp ---------------------------------------*- C++ -*-===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "lldb/DataFormatters/LanguageCategory.h"
-
-// C Includes
-// C++ Includes
-// Other libraries and framework includes
-// Project includes
-#include "lldb/DataFormatters/FormatManager.h"
-#include "lldb/DataFormatters/TypeCategory.h"
-#include "lldb/DataFormatters/TypeFormat.h"
-#include "lldb/DataFormatters/TypeSummary.h"
-#include "lldb/DataFormatters/TypeSynthetic.h"
-#include "lldb/DataFormatters/TypeValidator.h"
-#include "lldb/Target/Language.h"
-
-using namespace lldb;
-using namespace lldb_private;
-
-LanguageCategory::LanguageCategory (lldb::LanguageType lang_type) :
-    m_category_sp(),
-    m_format_cache()
-{
-    if (Language* language_plugin = Language::FindPlugin(lang_type))
-        m_category_sp = language_plugin->GetFormatters();
-    if (m_category_sp)
-        m_category_sp->Enable(true, 1);
-}
-
-bool
-LanguageCategory::Get (ValueObject& valobj,
-                       lldb::DynamicValueType dynamic,
-                       FormattersMatchVector matches,
-                       lldb::TypeFormatImplSP& format_sp)
-{
-    if (!m_category_sp)
-        return false;
-
-    ConstString type_name = FormatManager::GetTypeForCache(valobj, dynamic);
-    if (type_name)
-    {
-        if (m_format_cache.GetFormat(type_name, format_sp))
-            return true;
-    }
-    bool result = m_category_sp->Get(valobj, matches, format_sp);
-    if (type_name && (!format_sp || !format_sp->NonCacheable()))
-    {
-        m_format_cache.SetFormat(type_name, format_sp);
-    }
-    return result;
-}
-
-bool
-LanguageCategory::Get (ValueObject& valobj,
-                       lldb::DynamicValueType dynamic,
-                       FormattersMatchVector matches,
-                       lldb::TypeSummaryImplSP& format_sp)
-{
-    if (!m_category_sp)
-        return false;
-
-    ConstString type_name = FormatManager::GetTypeForCache(valobj, dynamic);
-    if (type_name)
-    {
-        if (m_format_cache.GetSummary(type_name, format_sp))
-            return true;
-    }
-    bool result = m_category_sp->Get(valobj, matches, format_sp);
-    if (type_name && (!format_sp || !format_sp->NonCacheable()))
-    {
-        m_format_cache.SetSummary(type_name, format_sp);
-    }
-    return result;
-}
-
-bool
-LanguageCategory::Get (ValueObject& valobj,
-                       lldb::DynamicValueType dynamic,
-                       FormattersMatchVector matches,
-                       lldb::SyntheticChildrenSP& format_sp)
-{
-    if (!m_category_sp)
-        return false;
-
-    ConstString type_name = FormatManager::GetTypeForCache(valobj, dynamic);
-    if (type_name)
-    {
-        if (m_format_cache.GetSynthetic(type_name, format_sp))
-            return true;
-    }
-    bool result = m_category_sp->Get(valobj, matches, format_sp);
-    if (type_name && (!format_sp || !format_sp->NonCacheable()))
-    {
-        m_format_cache.SetSynthetic(type_name, format_sp);
-    }
-    return result;
-}
-
-bool
-LanguageCategory::Get (ValueObject& valobj,
-                       lldb::DynamicValueType dynamic,
-                       FormattersMatchVector matches,
-                       lldb::TypeValidatorImplSP& format_sp)
-{
-    if (!m_category_sp)
-        return false;
-
-    ConstString type_name = FormatManager::GetTypeForCache(valobj, dynamic);
-    if (type_name)
-    {
-        if (m_format_cache.GetValidator(type_name, format_sp))
-            return true;
-    }
-    bool result = m_category_sp->Get(valobj, matches, format_sp);
-    if (type_name && (!format_sp || !format_sp->NonCacheable()))
-    {
-        m_format_cache.SetValidator(type_name, format_sp);
-    }
-    return result;
-}
-
-lldb::TypeCategoryImplSP
-LanguageCategory::GetCategory () const
-{
-    return m_category_sp;
-}
diff --git a/lldb/source/DataFormatters/TypeCategoryMap.cpp b/lldb/source/DataFormatters/TypeCategoryMap.cpp
index 3494a8a..96b9e6d 100644
--- a/lldb/source/DataFormatters/TypeCategoryMap.cpp
+++ b/lldb/source/DataFormatters/TypeCategoryMap.cpp
@@ -219,8 +219,7 @@
 
 lldb::TypeFormatImplSP
 TypeCategoryMap::GetFormat (ValueObject& valobj,
-                            lldb::DynamicValueType use_dynamic,
-                            FormattersMatchVector matches)
+                            lldb::DynamicValueType use_dynamic)
 {
     Mutex::Locker locker(m_map_mutex);
     
@@ -229,6 +228,8 @@
     
     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_TYPES));
     
+    FormattersMatchVector matches = FormatManager::GetPossibleMatches(valobj, use_dynamic);
+    
     for (begin = m_active_categories.begin(); begin != end; begin++)
     {
         lldb::TypeCategoryImplSP category_sp = *begin;
@@ -246,8 +247,7 @@
 
 lldb::TypeSummaryImplSP
 TypeCategoryMap::GetSummaryFormat (ValueObject& valobj,
-                                   lldb::DynamicValueType use_dynamic,
-                                   FormattersMatchVector matches)
+                                   lldb::DynamicValueType use_dynamic)
 {
     Mutex::Locker locker(m_map_mutex);
     
@@ -256,6 +256,8 @@
     
     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_TYPES));
     
+    FormattersMatchVector matches = FormatManager::GetPossibleMatches(valobj, use_dynamic);
+    
     for (begin = m_active_categories.begin(); begin != end; begin++)
     {
         lldb::TypeCategoryImplSP category_sp = *begin;
@@ -274,8 +276,7 @@
 #ifndef LLDB_DISABLE_PYTHON
 lldb::SyntheticChildrenSP
 TypeCategoryMap::GetSyntheticChildren (ValueObject& valobj,
-                                       lldb::DynamicValueType use_dynamic,
-                                       FormattersMatchVector matches)
+                                       lldb::DynamicValueType use_dynamic)
 {
     Mutex::Locker locker(m_map_mutex);
     
@@ -285,6 +286,8 @@
     
     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_TYPES));
     
+    FormattersMatchVector matches = FormatManager::GetPossibleMatches(valobj, use_dynamic);
+    
     for (begin = m_active_categories.begin(); begin != end; begin++)
     {
         lldb::TypeCategoryImplSP category_sp = *begin;
@@ -303,8 +306,7 @@
 
 lldb::TypeValidatorImplSP
 TypeCategoryMap::GetValidator (ValueObject& valobj,
-                               lldb::DynamicValueType use_dynamic,
-                               FormattersMatchVector matches)
+                               lldb::DynamicValueType use_dynamic)
 {
     Mutex::Locker locker(m_map_mutex);
     
@@ -313,6 +315,8 @@
     
     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_TYPES));
     
+    FormattersMatchVector matches = FormatManager::GetPossibleMatches(valobj, use_dynamic);
+    
     for (begin = m_active_categories.begin(); begin != end; begin++)
     {
         lldb::TypeCategoryImplSP category_sp = *begin;
diff --git a/lldb/source/Plugins/Language/CMakeLists.txt b/lldb/source/Plugins/Language/CMakeLists.txt
index 871c99e..034ae15 100644
--- a/lldb/source/Plugins/Language/CMakeLists.txt
+++ b/lldb/source/Plugins/Language/CMakeLists.txt
@@ -1,3 +1,2 @@
 add_subdirectory(CPlusPlus)
 add_subdirectory(ObjC)
-add_subdirectory(ObjCPlusPlus)
diff --git a/lldb/source/Target/Language.cpp b/lldb/source/Target/Language.cpp
index dd80f7c..d146907 100644
--- a/lldb/source/Target/Language.cpp
+++ b/lldb/source/Target/Language.cpp
@@ -87,12 +87,6 @@
     }
 }
 
-lldb::TypeCategoryImplSP
-Language::GetFormatters ()
-{
-    return nullptr;
-}
-
 //----------------------------------------------------------------------
 // Constructor
 //----------------------------------------------------------------------