mac: Don't build bits of GTM we don't use.

third_party/google_toolbox_for_mac/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 config("google_toolbox_for_mac_public_config") {
   include_dirs = [
     ".",
     "src",
     "src/AppKit",
     "src/DebugUtils",
     "src/Foundation",
   ]
 }
 
 component("google_toolbox_for_mac") {
   sources = [
+    # TODO(thakis): On Mac, we only use GTMStringEncoding.  Check which are used
+    # on iOS and remove the unused ones.
     "src/DebugUtils/GTMMethodCheck.h",
     "src/DebugUtils/GTMMethodCheck.m",
     "src/Foundation/GTMLightweightProxy.h",
     "src/Foundation/GTMLightweightProxy.m",
     "src/Foundation/GTMLogger.h",
     "src/Foundation/GTMLogger.m",
     "src/Foundation/GTMNSDictionary+URLArguments.h",
     "src/Foundation/GTMNSDictionary+URLArguments.m",
     "src/Foundation/GTMNSObject+KeyValueObserving.h",
     "src/Foundation/GTMNSObject+KeyValueObserving.m",
     "src/Foundation/GTMNSString+HTML.h",
     "src/Foundation/GTMNSString+HTML.m",
     "src/Foundation/GTMNSString+URLArguments.h",
     "src/Foundation/GTMNSString+URLArguments.m",
     "src/Foundation/GTMRegex.h",
     "src/Foundation/GTMRegex.m",
     "src/Foundation/GTMStringEncoding.h",
     "src/Foundation/GTMStringEncoding.m",
   ]
 
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ "//build/config/compiler:no_chromium_code" ]
   public_configs = [ ":google_toolbox_for_mac_public_config" ]
 
   if (!is_ios) {
     sources += [
-      "src/AddressBook/GTMABAddressBook.h",
-      "src/AddressBook/GTMABAddressBook.m",
       "src/AppKit/GTMCarbonEvent.h",
       "src/AppKit/GTMCarbonEvent.m",
-      "src/AppKit/GTMDelegatingTableColumn.h",
-      "src/AppKit/GTMDelegatingTableColumn.m",
       "src/AppKit/GTMFadeTruncatingTextFieldCell.h",
       "src/AppKit/GTMFadeTruncatingTextFieldCell.m",
-      "src/AppKit/GTMGetURLHandler.m",
-      "src/AppKit/GTMGoogleSearch.h",
-      "src/AppKit/GTMGoogleSearch.m",
-      "src/AppKit/GTMHotKeyTextField.h",
-      "src/AppKit/GTMHotKeyTextField.m",
-      "src/AppKit/GTMIBArray.h",
-      "src/AppKit/GTMIBArray.m",
       "src/AppKit/GTMKeyValueAnimation.h",
       "src/AppKit/GTMKeyValueAnimation.m",
-      "src/AppKit/GTMLargeTypeWindow.h",
-      "src/AppKit/GTMLargeTypeWindow.m",
-      "src/AppKit/GTMLinearRGBShading.h",
-      "src/AppKit/GTMLinearRGBShading.m",
-      "src/AppKit/GTMLoginItems.h",
-      "src/AppKit/GTMLoginItems.m",
-      "src/AppKit/GTMNSAnimatablePropertyContainer.h",
-      "src/AppKit/GTMNSAnimatablePropertyContainer.m",
       "src/AppKit/GTMNSAnimation+Duration.h",
       "src/AppKit/GTMNSAnimation+Duration.m",
       "src/AppKit/GTMNSBezierPath+CGPath.h",
       "src/AppKit/GTMNSBezierPath+CGPath.m",
       "src/AppKit/GTMNSBezierPath+RoundRect.h",
       "src/AppKit/GTMNSBezierPath+RoundRect.m",
-      "src/AppKit/GTMNSBezierPath+Shading.h",
-      "src/AppKit/GTMNSBezierPath+Shading.m",
       "src/AppKit/GTMNSColor+Luminance.h",
       "src/AppKit/GTMNSColor+Luminance.m",
-      "src/AppKit/GTMNSImage+Scaling.h",
-      "src/AppKit/GTMNSImage+Scaling.m",
-      "src/AppKit/GTMNSImage+SearchCache.h",
-      "src/AppKit/GTMNSImage+SearchCache.m",
-      "src/AppKit/GTMNSWorkspace+Running.h",
-      "src/AppKit/GTMNSWorkspace+Running.m",
-      "src/AppKit/GTMShading.h",
       "src/AppKit/GTMUILocalizer.h",
       "src/AppKit/GTMUILocalizer.m",
       "src/AppKit/GTMUILocalizerAndLayoutTweaker.h",
       "src/AppKit/GTMUILocalizerAndLayoutTweaker.m",
       "src/DebugUtils/GTMDebugSelectorValidation.h",
-      "src/DebugUtils/GTMDebugThreadValidation.h",
-      "src/DebugUtils/GTMDebugThreadValidation.m",
       "src/DebugUtils/GTMTypeCasting.h",
-      "src/Foundation/GTMAbstractDOListener.h",
-      "src/Foundation/GTMAbstractDOListener.m",
-      "src/Foundation/GTMCalculatedRange.h",
-      "src/Foundation/GTMCalculatedRange.m",
-      "src/Foundation/GTMExceptionalInlines.h",
-      "src/Foundation/GTMExceptionalInlines.m",
-      "src/Foundation/GTMFileSystemKQueue.h",
-      "src/Foundation/GTMFileSystemKQueue.m",
-      "src/Foundation/GTMFourCharCode.h",
-      "src/Foundation/GTMFourCharCode.m",
-      "src/Foundation/GTMGarbageCollection.h",
-      "src/Foundation/GTMGeometryUtils.h",
-      "src/Foundation/GTMGeometryUtils.m",
-      "src/Foundation/GTMLocalizedString.h",
-      "src/Foundation/GTMLogger+ASL.h",
-      "src/Foundation/GTMLogger+ASL.m",
-      "src/Foundation/GTMLoggerRingBufferWriter.h",
-      "src/Foundation/GTMLoggerRingBufferWriter.m",
-      "src/Foundation/GTMNSAppleEventDescriptor+Foundation.h",
-      "src/Foundation/GTMNSAppleEventDescriptor+Foundation.m",
-      "src/Foundation/GTMNSAppleEventDescriptor+Handler.h",
-      "src/Foundation/GTMNSAppleEventDescriptor+Handler.m",
-      "src/Foundation/GTMNSAppleScript+Handler.h",
-      "src/Foundation/GTMNSAppleScript+Handler.m",
-      "src/Foundation/GTMNSArray+Merge.h",
-      "src/Foundation/GTMNSArray+Merge.m",
-      "src/Foundation/GTMNSDictionary+CaseInsensitive.h",
-      "src/Foundation/GTMNSDictionary+CaseInsensitive.m",
-      "src/Foundation/GTMNSEnumerator+Filter.h",
-      "src/Foundation/GTMNSEnumerator+Filter.m",
-      "src/Foundation/GTMNSFileHandle+UniqueName.h",
-      "src/Foundation/GTMNSFileHandle+UniqueName.m",
-      "src/Foundation/GTMNSFileManager+Carbon.h",
-      "src/Foundation/GTMNSFileManager+Carbon.m",
-      "src/Foundation/GTMNSFileManager+Path.h",
-      "src/Foundation/GTMNSFileManager+Path.m",
-      "src/Foundation/GTMNSNumber+64Bit.h",
-      "src/Foundation/GTMNSNumber+64Bit.m",
-      "src/Foundation/GTMNSScanner+JSON.h",
-      "src/Foundation/GTMNSScanner+JSON.m",
-      "src/Foundation/GTMNSScanner+Unsigned.h",
-      "src/Foundation/GTMNSScanner+Unsigned.m",
-      "src/Foundation/GTMNSString+FindFolder.h",
-      "src/Foundation/GTMNSString+FindFolder.m",
-      "src/Foundation/GTMNSString+Replace.h",
-      "src/Foundation/GTMNSString+Replace.m",
-      "src/Foundation/GTMNSString+XML.h",
-      "src/Foundation/GTMNSString+XML.m",
-      "src/Foundation/GTMNSThread+Blocks.h",
-      "src/Foundation/GTMNSThread+Blocks.m",
-      "src/Foundation/GTMObjC2Runtime.h",
-      "src/Foundation/GTMObjC2Runtime.m",
-      "src/Foundation/GTMObjectSingleton.h",
-      "src/Foundation/GTMPath.h",
-      "src/Foundation/GTMPath.m",
-      "src/Foundation/GTMScriptRunner.h",
-      "src/Foundation/GTMScriptRunner.m",
       "src/Foundation/GTMServiceManagement.c",
       "src/Foundation/GTMServiceManagement.h",
-      "src/Foundation/GTMSignalHandler.h",
-      "src/Foundation/GTMSignalHandler.m",
-      "src/Foundation/GTMStackTrace.h",
-      "src/Foundation/GTMStackTrace.m",
-      "src/Foundation/GTMSystemVersion.h",
-      "src/Foundation/GTMSystemVersion.m",
-      "src/Foundation/GTMTransientRootPortProxy.h",
-      "src/Foundation/GTMTransientRootPortProxy.m",
-      "src/Foundation/GTMTransientRootProxy.h",
-      "src/Foundation/GTMTransientRootProxy.m",
-      "src/Foundation/GTMURITemplate.h",
-      "src/Foundation/GTMURITemplate.m",
-      "src/Foundation/GTMValidatingContainers.h",
-      "src/Foundation/GTMValidatingContainers.m",
       "src/GTMDefines.h",
     ]
 
     libs = [
       "AddressBook.framework",
       "AppKit.framework",
       "Carbon.framework",
       "Cocoa.framework",
       "QuartzCore.framework",
     ]
@@ skipping 19 matching lines @@
     # GTM is third-party code, so we don't want to add _EXPORT
     # annotations to it, so build it without -fvisibility=hidden
     # (else the interface class symbols will be hidden in a 64bit
     # build). Only do this in a component build, so that the shipping
     # chrome binary doesn't end up with unnecessarily exported
     # symbols.
     configs -= [ "//build/config/gcc:symbol_visibility_hidden" ]
     configs += [ "//build/config/gcc:symbol_visibility_default" ]
   }
 }