Delete Android joystick zoom code.

content/public/android/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.
 
 import("//build/config/android/config.gni")
 import("//build/config/android/rules.gni")
 
 android_aidl("common_aidl") {
   interface_file = "java/src/org/chromium/content/common/common.aidl"
   import_include = [ "java/src" ]
@@ skipping 170 matching lines @@
     "java/src/org/chromium/content/browser/framehost/RenderFrameHostImpl.java",
     "java/src/org/chromium/content/browser/input/ChromiumBaseInputConnection.java",
     "java/src/org/chromium/content/browser/input/CursorAnchorInfoController.java",
     "java/src/org/chromium/content/browser/input/DateTimeChooserAndroid.java",
     "java/src/org/chromium/content/browser/input/FloatingPastePopupMenu.java",
     "java/src/org/chromium/content/browser/input/HandleViewResources.java",
     "java/src/org/chromium/content/browser/input/ImeAdapter.java",
     "java/src/org/chromium/content/browser/input/ImeUtils.java",
     "java/src/org/chromium/content/browser/input/InputMethodManagerWrapper.java",
     "java/src/org/chromium/content/browser/input/InputMethodUma.java",
-    "java/src/org/chromium/content/browser/input/JoystickZoomProvider.java",
     "java/src/org/chromium/content/browser/input/LegacyPastePopupMenu.java",
     "java/src/org/chromium/content/browser/input/LGEmailActionModeWorkaround.java",
     "java/src/org/chromium/content/browser/input/PastePopupMenu.java",
     "java/src/org/chromium/content/browser/input/Range.java",
     "java/src/org/chromium/content/browser/input/SelectPopup.java",
     "java/src/org/chromium/content/browser/input/SelectPopupAdapter.java",
     "java/src/org/chromium/content/browser/input/SelectPopupDialog.java",
     "java/src/org/chromium/content/browser/input/SelectPopupDropdown.java",
     "java/src/org/chromium/content/browser/input/SelectPopupItem.java",
     "java/src/org/chromium/content/browser/input/TextInputState.java",
@@ skipping 207 matching lines @@
   java_files = [
     "javatests/src/org/chromium/content/browser/BrowserStartupControllerTest.java",
     "javatests/src/org/chromium/content/browser/ChildProcessLauncherIntegrationTest.java",
     "javatests/src/org/chromium/content/browser/ChildProcessLauncherTest.java",
     "javatests/src/org/chromium/content/browser/ClipboardTest.java",
     "javatests/src/org/chromium/content/browser/ContentCommandLineTest.java",
     "javatests/src/org/chromium/content/browser/ContentViewCoreSelectionTest.java",
     "javatests/src/org/chromium/content/browser/ContentViewLocationTest.java",
     "javatests/src/org/chromium/content/browser/ContentViewPopupZoomerTest.java",
     "javatests/src/org/chromium/content/browser/ContentViewScrollingTest.java",
-    "javatests/src/org/chromium/content/browser/ContentViewZoomingTest.java",
     "javatests/src/org/chromium/content/browser/EncodeHtmlDataUriTest.java",
     "javatests/src/org/chromium/content/browser/GestureDetectorResetTest.java",
     "javatests/src/org/chromium/content/browser/ImportantFileWriterAndroidTest.java",
     "javatests/src/org/chromium/content/browser/InterstitialPageTest.java",
     "javatests/src/org/chromium/content/browser/JavaBridgeActivityTestRule.java",
     "javatests/src/org/chromium/content/browser/JavaBridgeArrayCoercionTest.java",
     "javatests/src/org/chromium/content/browser/JavaBridgeArrayTest.java",
     "javatests/src/org/chromium/content/browser/JavaBridgeBareboneTest.java",
     "javatests/src/org/chromium/content/browser/JavaBridgeBasicsTest.java",
     "javatests/src/org/chromium/content/browser/JavaBridgeChildFrameTest.java",
@@ skipping 53 matching lines @@
   deps = [
     ":content_java",
     "//base:base_java",
     "//base:base_java_test_support",
     "//media/mojo/interfaces:interfaces_java",
     "//mojo/public/java:bindings_java",
     "//third_party/WebKit/public:android_mojo_bindings_java",
     "//ui/gfx/geometry/mojo:mojo_java",
   ]
 }