Remove SkRefDict.

It is unused. Remove it.

Change-Id: If62a93a58d21bfccd6df112e92a709bff4d11c97
Reviewed-on: https://skia-review.googlesource.com/141566
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>

5 files changed, 0 insertions, 217 deletions

diff --git a/gn/core.gni b/gn/core.gni
index 96ac5cd327..2f60ef8162 100644
--- a/gn/core.gni
+++ b/gn/core.gni
@@ -250,7 +250,6 @@ skia_core_sources = [
   "$_src/core/SkRecordedDrawable.cpp",
   "$_src/core/SkRecorder.cpp",
   "$_src/core/SkRect.cpp",
-  "$_src/core/SkRefDict.cpp",
   "$_src/core/SkRegion.cpp",
   "$_src/core/SkRegionPriv.h",
   "$_src/core/SkRegion_path.cpp",
diff --git a/gn/tests.gni b/gn/tests.gni
index b98fe46417..8bba918059 100644
--- a/gn/tests.gni
+++ b/gn/tests.gni
@@ -194,7 +194,6 @@ tests_sources = [
   "$_tests/RectangleTextureTest.cpp",
   "$_tests/RectTest.cpp",
   "$_tests/RefCntTest.cpp",
-  "$_tests/RefDictTest.cpp",
   "$_tests/RegionTest.cpp",
   "$_tests/RenderTargetContextTest.cpp",
   "$_tests/ResourceAllocatorTest.cpp",
diff --git a/src/core/SkRefDict.cpp b/src/core/SkRefDict.cpp
deleted file mode 100644
index 74071888ac..0000000000
--- a/src/core/SkRefDict.cpp
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * Copyright 2011 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-
-#include "SkRefDict.h"
-#include "SkString.h"
-
-struct SkRefDict::Impl {
-    Impl*       fNext;
-    SkString    fName;
-    SkRefCnt*   fData;
-};
-
-SkRefDict::SkRefDict() : fImpl(nullptr) {}
-
-SkRefDict::~SkRefDict() {
-    this->removeAll();
-}
-
-SkRefCnt* SkRefDict::find(const char name[]) const {
-    if (nullptr == name) {
-        return nullptr;
-    }
-
-    Impl* rec = fImpl;
-    while (rec) {
-        if (rec->fName.equals(name)) {
-            return rec->fData;
-        }
-        rec = rec->fNext;
-    }
-    return nullptr;
-}
-
-void SkRefDict::set(const char name[], SkRefCnt* data) {
-    if (nullptr == name) {
-        return;
-    }
-
-    Impl* rec = fImpl;
-    Impl* prev = nullptr;
-    while (rec) {
-        if (rec->fName.equals(name)) {
-            if (data) {
-                // replace
-                data->ref();
-                rec->fData->unref();
-                rec->fData = data;
-            } else {
-                // remove
-                rec->fData->unref();
-                if (prev) {
-                    prev->fNext = rec->fNext;
-                } else {
-                    fImpl = rec->fNext;
-                }
-                delete rec;
-            }
-            return;
-        }
-        prev = rec;
-        rec = rec->fNext;
-    }
-
-    // if get here, name was not found, so add it
-    data->ref();
-    rec = new Impl;
-    rec->fName.set(name);
-    rec->fData = data;
-    // prepend to the head of our list
-    rec->fNext = fImpl;
-    fImpl = rec;
-}
-
-void SkRefDict::removeAll() {
-    Impl* rec = fImpl;
-    while (rec) {
-        Impl* next = rec->fNext;
-        rec->fData->unref();
-        delete rec;
-        rec = next;
-    }
-    fImpl = nullptr;
-}
diff --git a/src/core/SkRefDict.h b/src/core/SkRefDict.h
deleted file mode 100644
index cc2a7889bb..0000000000
--- a/src/core/SkRefDict.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright 2011 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-
-#ifndef SkRefDict_DEFINED
-#define SkRefDict_DEFINED
-
-#include "SkRefCnt.h"
-
-/**
- *  A dictionary of string,refcnt pairs. The dictionary is also an owner of the
- *  refcnt objects while they are contained.
- */
-class SkRefDict : SkNoncopyable {
-public:
-    SkRefDict();
-    ~SkRefDict();
-
-    /**
-     *  Return the data associated with name[], or nullptr if no matching entry
-     *  is found. The reference-count of the entry is not affected.
-     */
-    SkRefCnt* find(const char name[]) const;
-
-    /**
-     *  If data is nullptr, remove (if present) the entry matching name and call
-     *  prev_data->unref() on the data for the matching entry.
-     *  If data is not-nullptr, replace the existing entry matching name and
-     *  call (prev_data->unref()), or add a new one. In either case,
-     *  data->ref() is called.
-     */
-    void set(const char name[], SkRefCnt* data);
-
-    /**
-     *  Remove the matching entry (if found) and unref its data.
-     */
-    void remove(const char name[]) { this->set(name, nullptr); }
-
-    /**
-     *  Remove all entries, and unref() their associated data.
-     */
-    void removeAll();
-
-private:
-    struct Impl;
-    Impl* fImpl;
-};
-
-#endif
diff --git a/tests/RefDictTest.cpp b/tests/RefDictTest.cpp
deleted file mode 100644
index f3ba657182..0000000000
--- a/tests/RefDictTest.cpp
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * Copyright 2011 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "SkRefDict.h"
-#include "Test.h"
-
-class TestRC : public SkRefCnt {
-public:
-
-private:
-    typedef SkRefCnt INHERITED;
-};
-
-DEF_TEST(RefDict, reporter) {
-    TestRC    data0, data1;
-    SkRefDict dict;
-
-    REPORTER_ASSERT(reporter, nullptr == dict.find(nullptr));
-    REPORTER_ASSERT(reporter, nullptr == dict.find("foo"));
-    REPORTER_ASSERT(reporter, nullptr == dict.find("bar"));
-
-    dict.set("foo", &data0);
-    REPORTER_ASSERT(reporter, &data0 == dict.find("foo"));
-    REPORTER_ASSERT(reporter, !data0.unique());
-
-    dict.set("foo", &data0);
-    REPORTER_ASSERT(reporter, &data0 == dict.find("foo"));
-    REPORTER_ASSERT(reporter, !data0.unique());
-
-    dict.set("foo", &data1);
-    REPORTER_ASSERT(reporter, &data1 == dict.find("foo"));
-    REPORTER_ASSERT(reporter, data0.unique());
-    REPORTER_ASSERT(reporter, !data1.unique());
-
-    dict.set("foo", nullptr);
-    REPORTER_ASSERT(reporter, nullptr == dict.find("foo"));
-    REPORTER_ASSERT(reporter, data0.unique());
-    REPORTER_ASSERT(reporter, data1.unique());
-
-    dict.set("foo", &data0);
-    dict.set("bar", &data1);
-    REPORTER_ASSERT(reporter, &data0 == dict.find("foo"));
-    REPORTER_ASSERT(reporter, &data1 == dict.find("bar"));
-    REPORTER_ASSERT(reporter, !data0.unique());
-    REPORTER_ASSERT(reporter, !data1.unique());
-
-    dict.set("foo", &data1);
-    REPORTER_ASSERT(reporter, &data1 == dict.find("foo"));
-    REPORTER_ASSERT(reporter, &data1 == dict.find("bar"));
-    REPORTER_ASSERT(reporter, data0.unique());
-    REPORTER_ASSERT(reporter, !data1.unique());
-
-    dict.removeAll();
-    REPORTER_ASSERT(reporter, nullptr == dict.find("foo"));
-    REPORTER_ASSERT(reporter, nullptr == dict.find("bar"));
-    REPORTER_ASSERT(reporter, data0.unique());
-    REPORTER_ASSERT(reporter, data1.unique());
-
-    {
-        SkRefDict d;
-        REPORTER_ASSERT(reporter, nullptr == d.find("foo"));
-        REPORTER_ASSERT(reporter, data0.unique());
-        d.set("foo", &data0);
-        REPORTER_ASSERT(reporter, &data0 == d.find("foo"));
-        REPORTER_ASSERT(reporter, !data0.unique());
-        // let d go out of scope still with a ref on data0
-    }
-    // be sure d's destructor lowered data0's owner count back to 1
-    REPORTER_ASSERT(reporter, data0.unique());
-}