BridgedContentView: Modify IsTextRTL to use GetFirstStrongCharacterDirection.

ui/views/controls/textfield/textfield_unittest.cc

 // 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.
 
 #include "ui/views/controls/textfield/textfield.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <set>
@@ skipping 497 matching lines @@
           static_cast<ui::KeyboardCode>(ui::VKEY_A + ch - 'a');
       SendKeyEvent(code);
     } else {
       // For unicode characters, assume they come from IME rather than the
       // keyboard. So they are dispatched directly to the input method.
       ui::KeyEvent event(ch, ui::VKEY_UNKNOWN, ui::EF_NONE);
       input_method_->DispatchKeyEvent(&event);
     }
   }
 
-  // Sends a platform-specific move (and select) to start of line.
+  // Sends a platform-specific move (and select) to the logical start of line.
+  // Eg. this should move (and select) to the right end of line for RTL text.
   void SendHomeEvent(bool shift) {
     if (TestingNativeMac()) {
-      // Use Cmd+Left on native Mac. An RTL-agnostic "end" doesn't have a
-      // default key-binding on Mac.
-      SendKeyEvent(ui::VKEY_LEFT, shift /* shift */, true /* command */);
+      // [NSResponder moveToBeginningOfLine:] is the correct way to do this on
+      // Mac, but that doesn't have a default key binding. Since
+      // views::Textfield doesn't currently support multiple lines, the same
+      // effect can be achieved by Cmd+Up which maps to
+      // [NSResponder moveToBeginningOfDocument:].
+      SendKeyEvent(ui::VKEY_UP, shift /* shift */, true /* command */);
       return;
     }
     SendKeyEvent(ui::VKEY_HOME, shift /* shift */, false /* control */);
   }
 
-  // Sends a platform-specific move (and select) to end of line.
+  // Sends a platform-specific move (and select) to the logical end of line.
   void SendEndEvent(bool shift) {
     if (TestingNativeMac()) {
-      SendKeyEvent(ui::VKEY_RIGHT, shift, true);  // Cmd+Right.
+      SendKeyEvent(ui::VKEY_DOWN, shift, true);  // Cmd+Down.
       return;
     }
     SendKeyEvent(ui::VKEY_END, shift, false);
   }
 
   // Sends {delete, move, select} word {forward, backward}.
   void SendWordEvent(ui::KeyboardCode key, bool shift) {
     bool alt = false;
     bool control = true;
     bool caps = false;
@@ skipping 2111 matching lines @@
 
   textfield_->SetTextInputType(ui::TEXT_INPUT_TYPE_PASSWORD);
   ui::AXViewState state_protected;
   textfield_->GetAccessibleState(&state_protected);
   EXPECT_EQ(ui::AX_ROLE_TEXT_FIELD, state_protected.role);
   EXPECT_EQ(ASCIIToUTF16("********"), state_protected.value);
   EXPECT_TRUE(state_protected.HasStateFlag(ui::AX_STATE_PROTECTED));
 }
 
 }  // namespace views